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United States Utility Patents
4,092,640 - 4,092,649
Previous 10 Next 10
| Number | | Title |
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4,092,640 |
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Key input means having a switching element made of a light emitting diode |
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4,092,641 |
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Security interlock switch system for smoke detectors and the like |
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4,092,642 |
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Plural sensor monitoring and display device |
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4,092,643 |
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Security device |
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4,092,644 |
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Digital weather radar including target severity analysis capability |
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4,092,645 |
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Radar jammer homing circuit |
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4,092,646 |
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Flexible antenna with capacative plate coupling |
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4,092,647 |
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Line source antenna for small angle electronic beam scanning |
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4,092,648 |
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Reflex feed system for dual frequency antenna with frequency cutoff means |
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4,092,649 |
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Thermographic recorder energizing its heated stylus independently of stylus resistance |
For U.S. patent law, rules, and procedures see MPEP.
Disclaimer. Information presented on this page while believed to be reliable, is provided "as is" with no warranties of its accuracy or timeliness. For legal advice seek help of a licensed professional.
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