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United States Utility Patents
4,972,220 - 4,972,229
Previous 10 Next 10
| Number | | Title |
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4,972,220 |
|
Supply arrangement for supplying treatment liquids to wet treatment device |
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4,972,221 |
|
Camera having an automatic focus adjusting apparatus |
|
4,972,222 |
|
Exposure controlling apparatus for camera |
|
4,972,223 |
|
Camera with automatic exposure function which is operatable in a normal photography mode and a slow photography mode |
|
4,972,224 |
|
Exposure control system for a fixed aperture camera |
|
4,972,225 |
|
Sheet heating device |
|
4,972,226 |
|
Image processing apparatus operable in plural operation modes |
|
4,972,227 |
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Process kit and positioning mechanism for the process kit |
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4,972,228 |
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Image forming apparatus with selective erase |
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4,972,229 |
|
Copying magnification setting device for an electrophotographic copying apparatus |
For U.S. patent law, rules, and procedures see MPEP.
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