Did You Know...
...that the first rickshaw was invented in 1869 by an American Baptist minister, the Rev. E. Jonathan Scobie, to transport his invalid wife around the streets of Yokohama?
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| Number | Title | Issue Date |
| 4004360 | Self-masking X-ray viewing apparatus Apparatus having a translucent viewing screen forming a wall of a cabinet and provided with regularly spaced holes extending into the interior of the cabinet. A vacuum pump reduces pressure within the cabinet interior and the resulting pressure differenti... | 01/25/1977 |
| 3990165 | Mechanic digital display device A mechanical digital display device in which a pair of display screens is arranged within a display zone. The screens are secured to a respective pivot lever movable in two planes to move the screens in horizontal and vertical directions and thereby form ... | 11/09/1976 |
| 3968584 | Illuminated sign A very thin and rugged illuminated sign has a transparent, light-source plate with cavities in its edges to receive light bulbs. One side of the plate is covered with opaque material and the other with translucent material. Both surfaces are internally re... | 07/13/1976 |
| 3968583 | Numeric display for Arabic speaking people The illustrated cluster of 12 various shaped segments permits use of one or more of the segments to graphically display numerals as written in the Arabic language (as distinct from the "Arabic numerals" used in the Western world). Thus the illustrated clu... | 07/13/1976 |
| 3965597 | Advertising sign structure An advertising sign structure made of a single-piece appropriately shaped open shell of plastic material provided with a continuous lateral flange portion disposed intermediate the bottom and top of the shell for fastening to a backing panel, a resilient ... | 06/29/1976 |
| 3965598 | Identification device and method of making same A stippled base sheet material with a coating thereon of color differing from the color of the base material is so constructed that when selected stipples are cut off, letters, numbers or other indicia may be formed of a color of the base material in a ba... | 06/29/1976 |
| 3965596 | Improvements in or relating to a marking system A marking system for ski runs or the like wherein a plurality of demarcation signs, each of preferably spherical shape and with two halves which are differently colored, are symmetrically arranged along the two edges of the run.... | 06/29/1976 |
| 3964193 | Apparatus for simultaneously viewing DIA positives and front viewed pictures An apparatus for simultaneously viewing diapositives and front viewed pictures or images, especially transparent printed copies and prints produced therefrom under standardized illumination conditions, comprising a rear viewing device encompassing a suppo... | 06/22/1976 |
| 3964197 | Versatile outdoor sign A novel sign usable for advertising or for decorative purposes, involving a mesh defining a large number of regularly recurring apertures, into which a number of colored chips may be easily installed in a pre-established pattern or configuration. By selec... | 06/22/1976 |
| 3962806 | Rotating message device A rotating message device having upper and lower plates, a plurality of side panels forming a body with a hollow interior and a drive motor disposed in the hollow interior and connected to a supporting structure by arms extending upwardly through the top ... | 06/15/1976 |
| 3961434 | Animated sign Two panels each having an opaque background with an array of transparent dots therein are superimposed in front of a light source. The array of transparent dots in one panel is arranged to form a rectangular grid while the transparent dots in the other pa... | 06/08/1976 |
| 3959906 | Message display system A message display system comprises a bumper sticker kit including blank bumper stickers and sets of alpha/numeric display members. Each blank bumper sticker comprises a front display surface having registration indicia formed thereon and a back surface co... | 06/01/1976 |
| 3958351 | Modular sign support assembly The present invention relates to a modular sign support assembly wherein duplicate units of the sign support assembly may be integrated to form a sign support structure that supports one or more signs in any number of configurations or orientations. Each ... | 05/25/1976 |
| 3958348 | Slide filing plate A slide filing plate having a plurality of pockets for holding a plurality of slides in a common plane, each pocket having a translucent or transparent membrane secured thereto in parallel to but spaced from the bottom of the pocket. The spacing from the ... | 05/25/1976 |
| 3955297 | Device for animating an image Animation of an image is effected by providing transparent and opaque figures on sheets arranged one behind the other in spaced relation and by modifying the spacing at intervals in the range of 0.1 to 10 seconds and preferably in the range of 0.5 to 10 s... | 05/11/1976 |
| 3955585 | Safety smoking device A casing has an end wall adapted to receive a cigarette holder for holding a cigarette internally of the casing. Removable and disposable astrays are held under the cigarette holder. Also provided in the casing is a cigarette lighter and a compartment to ... | 05/11/1976 |
| 3955298 | Poster display frame A frame for displaying a poster is disclosed which is formed from a plurality of frame members joined together. The poster can be retained in a mounting groove or slot provided on each frame member. Each frame member also contains first and second guide m... | 05/11/1976 |
| 3954112 | Tobacco filler rod production Hardness variations in a tobacco filler rod are detected and corrected in a single operation in conjunction with trimming of the tobacco to provide a trimmed filler rod of uniform height and uniform hardness. The single operation detection and correction ... | 05/04/1976 |
| 3952436 | Device for locking a framed picture to a wall The framed picture locking device includes a body of generally disk shape, an arm extending from the body which in lock position engages a part of the picture frame and urges it against the wall. The body additionally functions to prevent lateral movement... | 04/27/1976 |
| 3952753 | Safety ashtray A safety ashtray having means for retaining a cigarette with the burning end thereof overlying a central wall and preventing tipping of the cigarette outwardly from the ashtray as a result of further burning of the cigarette. The ashtray includes means fo... | 04/27/1976 |
| 3950874 | Universal mounting bracket for signs A universal mounting bracket for attachment to supports of various configurations and sizes comprises opposite side portions integrally joined together at one of their ends and spaced apart at their other ends, said side portions having a plurality of dif... | 04/20/1976 |
| 3949503 | Emergency warning device An emergency warning device for a motor vehicle is made up of a long, brightly colored plastic sheet with a warning message which is stored on a roller and adapted to be mounted on the inside surface of the trunk lid of the vehicle. In order to warn other... | 04/13/1976 |
| 3949504 | Lighted display for a console A lighted display for a console, particularly for a telephone console for private branch exchanges, comprises a sandwich structure of a front transparent cover of a dark coloured material, an indicator layer or sheet of dark non-transparent material havin... | 04/13/1976 |
| 3948278 | Disposable ash receptacle A disposable receptacle for cigarette or cigar ashes is formed of a body of rigid, foamed thermoplastic polymer and a metal shell enclosing the outer bottom and side surfaces thereof. The receptacle includes incense in contact with the body by impregnatio... | 04/06/1976 |
| 3948277 | Method and apparatus for changing the moisture content of tobacco The moisture content of a stream of tobacco leaves is increased during travel through a rotary drum wherein the leaves are contacted by and exchange heat and moisture with a current of hot humid air which flows concurrent with the leaves. The moisture con... | 04/06/1976 |
| 3947986 | Advertising and emergency sign Advertising and emergency sign characterized by a supported sign that has exterior illumination for night viewing and includes a central framework and two facade sides disposed one on each side and being adapted, when released, to fall away from the centr... | 04/06/1976 |
| 3947983 | Resistant tag structure A resistant tag structure which includes a laminate of a thin metal foil and a web of high density self-bonded spun polyethylene fibers, the laminate being generally rectangular and having a web face equipped with printed indicia for the receipt of tag in... | 04/06/1976 |
| 3946509 | Temporary sign for automobiles This invention relates to an improved sign which may be quickly and easily detachably secured to an automobile body by being inserted into the space between the trunk lid or front hood and the fenders of the automobile. The flat rigid sign is between 1/8 ... | 03/30/1976 |
| 3946510 | Changeable character-symbol system Changeable copyboard apparatus for mounting changeable flat display image bearing characters, such as Oriental language characters, to a copyboard including transparent brackets for mounting the characters in a plurality of discrete display positions alig... | 03/30/1976 |
| 3945139 | Advertising device An advertising device is provided which includes a base and a display piece. The base has a display piece supporting surface and a magnet concealed beneath the surface. The display piece, which is of a size and weight to permit easy handling and carries a... | 03/23/1976 |
| 3943944 | Apparatus for making and separating wrapped cigar bunches Apparatus for wrapping cigar bunches has a first conveyor consisting of two endless belts having filler-engaging stretches which cross each other in space and move a single file of bunches lengthwise while simultaneously rotating the bunches about their a... | 03/16/1976 |
| 3940865 | Plate for indicating the floors and the numbers of stairs of a building On a floor indicating plate to be mounted within a building, the sectional forms and arrows of stairs and numerals representative of the numbers of the stairs are indicated together with numerals representative of floors by the use of only a luminous pain... | 03/02/1976 |
| 3940866 | System for mounting three dimensional letters The present invention discloses a system for mounting three dimensional letters on a support surface wherein at least one clip is rigidly secured to the support surface proximate a bottom edge of the letter and at least one other clip is positioned on the... | 03/02/1976 |
| 3938270 | Visual display device A visual display device comprises a block of equilateral triangular cross-section. The block has two sides of trapezoidal configuration, a third side of rectangular configuration, a base of equilateral triangular configuration and a top of isosceles trian... | 02/17/1976 |
| 3936970 | Fishing lure and method of fishing This invention relates to a fish lure which emits light having a peak wave length in the range from about 4500 A to 5000 A. The lure comprises a light source such as a luminescent material comprising a phosphor such as zinc sulfide, an extender such as ma... | 02/10/1976 |
| 3937229 | Method for extinguishing cigarettes and apparatus The heat of a burning cigarette is used to contain and hold a cigarette in an extinguishing holder. Thereafter, the lack of heat triggers release of the cigarette and removal of the cigarette from the holder. The device uses a bi-metallic element against ... | 02/10/1976 |
| 3936967 | Emergency sign device A device capable of being mounted on a horizontal surface of a motor vehicle for exhibiting emergency signs includes three plate sections hinged together along two side edges thereof to form a triangular-shaped sign support. The remaining side edge of the... | 02/10/1976 |
| 3935653 | Beach blanket staking device A push-in pull-out peg or stake device having a drive stem and a framelike drive head has been devised primarily for holding-down blankets or covers such as at highly windy beach areas and for, at the same time, serving as an advertising medium.... | 02/03/1976 |
| 3935655 | Vandal-proof street name sign A street name sign comprising one or more sign heads of a hollow, aluminum-frame construction mounted on a post cap via a center staff and a nut threaded thereon against the post cap is provided with a vandal-proof arm secured to the center staff, which i... | 02/03/1976 |
| 3934366 | System for producing variable static light displays A system for producing a variety of static multicolor light displays includes a plurality of different colored translucent image-producing elements. A light source is positioned to direct light through the image-producing elements and onto a display surfa... | 01/27/1976 |
