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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| D244159 |
Bench or similar article |
May. 3, 1977 |
| D244158 |
Record album frame |
May. 3, 1977 |
| D244157 |
Table top or similar unit |
May. 3, 1977 |
| D244156 |
Head garment |
May. 3, 1977 |
| 4021857 |
Magnetic recording system for reproducing successive still pictures |
May. 3, 1977 |
| 4021856 |
Cassette tape recorder |
May. 3, 1977 |
| 4021855 |
Cassette detection device for recording and/or playback apparatus |
May. 3, 1977 |
| 4021854 |
Miniature cassette tape recorder |
May. 3, 1977 |
| 4021853 |
Method and apparatus for the magnetic storage of digital data |
May. 3, 1977 |
| 4021852 |
Signal defect compensation |
May. 3, 1977 |
| 4021851 |
Writing head for facsimile image reproduction |
May. 3, 1977 |
| 4021850 |
Color television picture tubes with improved implosion protection system |
May. 3, 1977 |
| 4021849 |
Television receiver raster blanking system |
May. 3, 1977 |
| 4021848 |
Adjustable aperture correction system |
May. 3, 1977 |
| 4021847 |
Compensation circuit for pyroelectric vidicon system |
May. 3, 1977 |
| 4021846 |
Liquid crystal stereoscopic viewer |
May. 3, 1977 |
| 4021845 |
Laser for generating white light |
May. 3, 1977 |
| 4021844 |
Photosensitive diode array storage target |
May. 3, 1977 |
| 4021843 |
Color tone control device in color television receiver |
May. 3, 1977 |
| 4021842 |
Demodulating circuit for color television signals |
May. 3, 1977 |
| 4021841 |
Color video synthesizer with improved image control means |
May. 3, 1977 |
| 4021840 |
Seam tracking welding system |
May. 3, 1977 |
| 4021839 |
Diode package |
May. 3, 1977 |
| 4021838 |
Semiconductor integrated circuit devices |
May. 3, 1977 |
| 4021837 |
Symmetrical semiconductor switch having carrier lifetime degrading structure |
May. 3, 1977 |
| 4021836 |
Inverted heterojunction photodiode |
May. 3, 1977 |
| 4021835 |
Semiconductor device and a method for fabricating the same |
May. 3, 1977 |
| 4021834 |
Radiation-resistant integrated optical signal communicating device |
May. 3, 1977 |
| 4021833 |
Infrared photodiode |
May. 3, 1977 |
| 4021832 |
Photocell control device for a photographic film processor |
May. 3, 1977 |
| 4021831 |
Process and device for the photographic reproduction of diapositives |
May. 3, 1977 |
| 4021830 |
Information indicating device in a camera viewfinder |
May. 3, 1977 |
| 4021829 |
Camera attachment operating device for setting exposure factor |
May. 3, 1977 |
| 4021828 |
Film counter |
May. 3, 1977 |
| 4021827 |
Film forwarding means |
May. 3, 1977 |
| 4021826 |
Camera control device |
May. 3, 1977 |
| 4021825 |
Adapter for operatively coupling an automated camera to an optical instrument |
May. 3, 1977 |
| 4021824 |
Flash light photographic system for camera |
May. 3, 1977 |
| 4021823 |
Photometric device built into viewfinder system for a single lens reflex camera |
May. 3, 1977 |
| 4021822 |
Electrically controlled shutter |
May. 3, 1977 |
| 4021821 |
Automatic focus control motive means |
May. 3, 1977 |
| 4021820 |
Lighthouse having a main filter and a supplemental filter |
May. 3, 1977 |
| 4021819 |
Apparatus for fabricating a color cathode ray tube |
May. 3, 1977 |
| 4021818 |
Liquid printing device |
May. 3, 1977 |
| 4021817 |
Method of manufacture of antenna reflector having a predetermined curved surface |
May. 3, 1977 |
| 4021816 |
Heat transfer device |
May. 3, 1977 |
| 4021815 |
Circularly polarized transmitting antenna employing end-fire elements |
May. 3, 1977 |
| 4021814 |
Broadband corrugated horn with double-ridged circular waveguide |
May. 3, 1977 |
| 4021813 |
Geometrically derived beam circular antenna array |
May. 3, 1977 |
| 4021812 |
Layered dielectric filter for sidelobe suppression |
May. 3, 1977 |
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