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Browse by Date |
| Patent Number |
Title Of Patent |
Date Issued |
| 4500222 |
Aqueous ink writing tip |
Feb. 19, 1985 |
| 4500221 |
Marker holder apparatus |
Feb. 19, 1985 |
| 4500220 |
Mechanical pencil with removable lead feed cover |
Feb. 19, 1985 |
| 4500219 |
Method and apparatus for guiding the paper in typewriters or similar office machines |
Feb. 19, 1985 |
| 4500218 |
Keyboard key with embedded top character |
Feb. 19, 1985 |
| 4500217 |
Electronic printer mechanism with movable printhead assembly |
Feb. 19, 1985 |
| 4500216 |
Electronic typewriter |
Feb. 19, 1985 |
| 4500215 |
Ice bearing assembly |
Feb. 19, 1985 |
| 4500214 |
Apparatus for the continuous measurement of the heating power of a gas |
Feb. 19, 1985 |
| 4500213 |
Ultra-flat self-winding watch |
Feb. 19, 1985 |
| 4500212 |
Expanded interval timer drive mechanism |
Feb. 19, 1985 |
| 4500211 |
Audibly announcing apparatus with power saving feature |
Feb. 19, 1985 |
| 4500210 |
Mixing apparatus |
Feb. 19, 1985 |
| 4500209 |
Feed mixing apparatus |
Feb. 19, 1985 |
| 4500208 |
Apparatus for seeking faults in wide material webs |
Feb. 19, 1985 |
| 4500207 |
Non-dispersive optical determination of gas concentration |
Feb. 19, 1985 |
| 4500206 |
Optical system for measuring shadowgraph data |
Feb. 19, 1985 |
| 4500205 |
Spectrophotometer |
Feb. 19, 1985 |
| 4500204 |
Scanning-type lithographic and image-pickup device using optical fiber |
Feb. 19, 1985 |
| 4500203 |
Method and apparatus for inspecting articles |
Feb. 19, 1985 |
| 4500202 |
Printed circuit board defect detection of detecting maximum line width violations |
Feb. 19, 1985 |
| 4500201 |
Individual toe measuring system |
Feb. 19, 1985 |
| 4500200 |
Electro-optic sensor for measuring angular orientation |
Feb. 19, 1985 |
| 4500199 |
Electrophotographic apparatus comprising detection assembly for detecting record paper shortage |
Feb. 19, 1985 |
| 4500198 |
Multiple roller magnetic brush developer having development electrode voltage switching |
Feb. 19, 1985 |
| 4500197 |
Transport means for flat bed scanner |
Feb. 19, 1985 |
| 4500196 |
Photoconductive element cleaning apparatus and residual toner collecting apparatus |
Feb. 19, 1985 |
| 4500195 |
Image forming apparatus and a unit detachably used in the same |
Feb. 19, 1985 |
| 4500194 |
Device for regenerating the carrier particles of a two-component developer consisting of carrier... |
Feb. 19, 1985 |
| 4500193 |
Indicating apparatus for camera |
Feb. 19, 1985 |
| 4500192 |
Automatic exposure controller for a camera |
Feb. 19, 1985 |
| 4500191 |
Photography modes switchable camera |
Feb. 19, 1985 |
| 4500190 |
Camera system including flash and status indicating control circuit |
Feb. 19, 1985 |
| 4500189 |
Apparatus for detecting the focus condition of an imaging lens |
Feb. 19, 1985 |
| 4500188 |
Focusing device for a camera |
Feb. 19, 1985 |
| 4500187 |
Shutter arrangement |
Feb. 19, 1985 |
| 4500186 |
Shutter control device for camera |
Feb. 19, 1985 |
| 4500185 |
Film transportation device for camera |
Feb. 19, 1985 |
| 4500184 |
Electronic flash camera |
Feb. 19, 1985 |
| 4500183 |
Film cassette and a photographing device using the same |
Feb. 19, 1985 |
| 4500182 |
Photoplotter |
Feb. 19, 1985 |
| 4500181 |
Illuminating optical system for endoscopes |
Feb. 19, 1985 |
| 4500180 |
Motorized refraction apparatus |
Feb. 19, 1985 |
| 4500179 |
Side bridge for metal spectacles |
Feb. 19, 1985 |
| 4500178 |
Iso-index birefringent filters |
Feb. 19, 1985 |
| 4500177 |
Method and device for creating switchable redundancy with a magnetic element |
Feb. 19, 1985 |
| 4500176 |
Method and device for improving a conductive switching grid for switchable magnetic elements |
Feb. 19, 1985 |
| 4500175 |
Method and apparatus for light chopping by acousto-optic refraction |
Feb. 19, 1985 |
| 4500174 |
Electrochromic imaging apparatus |
Feb. 19, 1985 |
| 4500173 |
Electroluminescent lamp for liquid crystal display |
Feb. 19, 1985 |
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