Bizarre Patents
Mountable Printable Placard With Headband
A resilient headband in a shape for being mounted on the head of the user. The headband is equipped with a longitudinal slotted member for holding a placard.
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| Number | Title | Issue Date |
| 4013502 | Stencil process for high resolution pattern replication A method and apparatus for the replication of thin film patterns. A stencil is fabricated of a material such as silicon by etching or epitaxially growing on the silicon wafer. The stencil is used as a shadow mask in molecular beam deposition of the thin f... | 03/22/1977 |
| 4011079 | Method for producing an electrophotographic recording material In the fabrication of an electrophotographic recording material of the type composed of selenium, selenium compounds, or alloys with selenium, the method is simplified by initially vapor-depositing the photoconductive recording material onto a carrier at ... | 03/08/1977 |
| 4006073 | Thin film deposition by electric and magnetic crossed-field diode sputtering Applying a thin film coating to the surface of a workpiece, in particular, applying a coating of titanium nitride to a klystron window by means of a crossed-field diode sputtering array. The array is comprised of a cohesive group of numerous small hollow ... | 02/01/1977 |
| 4006268 | Vapor collimation in vacuum deposition of coatings An improved method is disclosed for coating substrates, such as turbine engine parts, at high rates by a physical vapor deposition process. The substrate to be coated and a vapor source, such as a metal alloy, heated by an electron beam, are placed in a c... | 02/01/1977 |
| 4001099 | Photosensitive camera tube target primarily of lead monoxide A photosensitive layer comprising primarily lead monoxide is deposited on a signal electrode of a vidicon camera tube target. The deposition is carried out in an atmosphere containing oxygen and deuterium oxide. The vidicon target formed exhibits improved... | 01/04/1977 |
| 3993852 | Process for flameproofing organic fiber materials by the transfer process New phosphorus compounds are provided which correspond to the formula ##EQU1## wherein R1 and R2 each denote alkyl with 1 to 6 carbon atoms, X denotes alkylene with 1 to 4 carbon atoms and A denotes phenyl substituted by hydroxy... | 11/23/1976 |
| 3992560 | Process for flameproofing organic fibre material by the transfer process A process for flameproofing organic fiber material by the dry thermal transfer process is provided. In this process, a preparation is applied to an inert carrier which is then brought into contact with the fiber materials especially polyamide, polyacrylon... | 11/16/1976 |
| 3991257 | Process for flameproofing organic fibre material by the transfer process A process for flameproofing organic fiber material by the dry thermal transfer process is provided. In this process, a preparation is applied to an inert carrier which is then brought into contact with the fiber materials, especially polyamide, polyacrylo... | 11/09/1976 |
| 3988491 | Fluorination of polyesters and polyamide fibers The present invention relates to surface modification of synthetic resin fiberform materials, notably polyamide and polyester fiberform materials whose surface has been modified by treatment with elemental fluorine, and to the fluorination process.... | 10/26/1976 |
| 3984267 | Process and apparatus for diffusion of semiconductor materials Apparatus for semi-sealed diffusion of semiconductor materials includes a quartz tube with a quartz stopper at one end to facilitate the loading and unloading of semiconductor materials, the other end of the quartz tube having an inlet passage with a quar... | 10/05/1976 |
| 3984585 | Vacuum evaporation plating method A method for vacuum-evaporating photosensitive material and the like including an infrared-radiating heater made of tungsten for example and covered with a protective covering made of quartz for example disposed adjacent a photosensitive material subject ... | 10/05/1976 |
| 3977904 | Semi-conductor battery The battery is of the type including a plurality of laminar semi-conductor bodies arranged on a dielectric support in parallel relation to each other and each comprising respectively layers of two different but oppositely conducting semi-conductor materia... | 08/31/1976 |
| 3971874 | Optical information storage material and method of making it An optical information storage material having a transparent base and a film deposited on the base, the state of which can be changed between a low optical density state and a high optical density state by the application of electrical, optical or thermal... | 07/27/1976 |
| 3960608 | Members having a cutting edge The present invention provides a member having a cutting edge with a boron-containing coating thereon, the coating being up to 600 Angstroms thick. The member may be a razor blade. The invention also provides a method of manufacturing a member having a cu... | 06/01/1976 |
| 3959557 | Wear-resistant, nonabrading tic article and process for making A wear-resistant, nonabrasive metal article, such as a thread guide, comprising a plain carbon steel substrate with a thin, dense, continuous coating of titanium nitride, having a thickness of about 1 to 5 microns, chemically vapor deposited at reduced pr... | 05/25/1976 |
| 3953652 | Process for coating glass onto polymeric substrates Improved techniques for vacuum evaporating glass, using an electron beam to vaporize the glass, onto a polymeric substrate is disclosed. Suitable substrates include ophthalmic lenses formed from polymeric materials such as polymerized CR-39 resin. The imp... | 04/27/1976 |
| 3950596 | Altering the appearance of corundum crystals A corundum crystal whose surface is altered by contact with a powdered metal oxide colorant at an elevated temperature within the range of 1600°C to a temperature below the fusion temperature of the said powder, said metal oxide colorant consisting essen... | 04/13/1976 |
| 3947606 | Process for producing chemical compounds applicable to surfaces in the form of thin layers A surface of a work piece is provided with an adherent, thin but uniform, coating layer of a chemical compound by forming the chemical compound by explosive conversion of a substance into a gaseous state and in one working process, and applying the result... | 03/30/1976 |
| 3939292 | Process for stable phase III potassium nitrate and articles prepared therefrom A ferroelectric Phase III potassium nitrate (KNO3) which is stable at ambient temperatures is produced in accordance herewith by crystallizing reagent grade KNO3 under vacuum and heat and, then, equilibrating the resultant to ambient... | 02/17/1976 |
| 3934546 | Apparatus for fixing with solvent vapors Apparatus for fixing solvent vapors in electrophotography comprising a housing retained in a horizontal position, a tray located within said housing and movable into and out of said housing through an opening provided at one side thereof, a solvent vapori... | 01/27/1976 |
| 3934060 | Method for forming a deposited silicon dioxide layer on a semiconductor wafer The present invention is directed to a method for forming a thin silicon dioxide deposited layer on a semiconductor structure. The silicon dioxide layer is formed in a hot wall furnace typically used for diffusions. A convenient temperature is selected fr... | 01/20/1976 |
