Did You Know...
...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 4417821 | Wrist watch A wrist watch, particularly a water-tight wrist watch, has upper and lower housing parts, a watch mechanism received in the lower housing part, a watch glass, a dial member, a spacer member, and an elastic element in the lower housing part arranged so tha... | 11/29/1983 |
| 4391533 | Back cover fixing structure for wristwatch A back cover fixing structure for a wristwatch, which comprises a case band having a plurality of inwardly projecting portions provided on an inner wall of the case band and screw holes provided in respective ones of the inwardly projecting portions, a ba... | 07/05/1983 |
| 4390288 | Watch casing The casing comprises a body and two glasses one of which plays the role of the bottom. These two glasses are pressed against the body by eight clamps having the shape of stirrups overlapping the horns of the attachment elements of the wristlet. Each pair ... | 06/28/1983 |
| 4298973 | Structure for coupling back cover with case band in wrist watch A structure for coupling a back cover with a case band in a wrist watch which comprises a case band having a long groove on the outer wall of a band attaching portion, a spring member being fitted in said long groove of the case band so as to outwardly pr... | 11/03/1981 |
| 4280214 | Wrist watch A wrist watch having healthful and remedical effects. The wrist watch is composed of a digital watch body and a watch band which is attached to the watch body, and at least one of the watch body and watch band is magnetized. The magnetization is done by m... | 07/21/1981 |
| 4222228 | Waterproofed watchcase construction Waterproofing of a watchcase is achieved by a sealing ring disposed between the periphery of the watch glass and a bezel portion of the case and confined between the glass holder ring on which the watch glass rests and an inturned lip portion of the bezel... | 09/16/1980 |
| 4218873 | Sealed, shaped watch-case A sealed, shaped watch-case has a rim formed with a rectangular interior defined by a wall in which a annular groove is formed around the rim interior. The watch movement is supported in the rim by an elastically compressible retaining ring held in compre... | 08/26/1980 |
| 4205523 | Case body construction for timepieces A timepiece case having an open back, and a case back cover for closing the back of the timepiece. A ring is attached to the back cover for projecting into the timepiece case when the back cover is in position covering the open back of the timepiece case.... | 06/03/1980 |
| 4186552 | Wristwatch case A case for a wristwatch, which comprises a shell fabricated from an outer thin metal plate, an annular metallic reinforcing member positioned within said shell, and an inner shell composed of an injection molded synthetic resin, said inner shell lying in ... | 02/05/1980 |
| 4184321 | Electronic wristwatch with calculator having improved conductive packing sheet switch element A digital display electronic wristwatch having a calculator therein includes a single actuating packing sheet of a resilient material formed with projections to register with the input keys for making electrical contact with terminals on the watch and cal... | 01/22/1980 |
| 4180970 | Wristwatch with sound-making device A wristwatch having a sound-emitting device or alarm therein includes a watch case, a cover glass and a case back. The sound-emitting device is mounted in the watch case from the back side in a mounting opening formed in the watch case. The watch case is ... | 01/01/1980 |
| 4178751 | Integrally molded watch casing and band An injection molded casing for an electronic time-keeping module includes integrally-molded wrist band and clasp portions adapted to fit over the wrist of a user. The watch casing and band are formed over a metal base strip which provides protection for t... | 12/18/1979 |
| 4135358 | Attachment for an electronic watch system An attachment for an electronic watch worn on a wrist has a plate linked to an electric switch and moving about a support secured at such a location on the watch system that the wrist can be brought about to press said plate against a firm surface for a d... | 01/23/1979 |
| 4108340 | Wrist band case for housing a watch and/or a mini computer or calculator An improved construction in the assembly of a containing case or housing compartments for the common watch and or the mini computer or calculator wherein the case or compartment or container is fastened to the wrist as the common watch wherein the case wi... | 08/22/1978 |
| 4015422 | Solid-state electronic watch assembly A solid-state electronic timekeeping assembly receivable within a watch case and including an electro-optical time display module provided with edge terminals, an integrated circuit module of the same form and provided with corresponding edge terminals, t... | 04/05/1977 |
| 4006587 | Wrist-watch with wristlet end secured to top of case This wrist-watch is characterized by the fact that the display device is arranged on one of the lateral sides of the watch casing, thus leaving its upper surface free, the wristlet being secured to the casing by one of its ends and being applied, by its o... | 02/08/1977 |
