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United States Utility Patents
4,977,880 - 4,977,889
Previous 10 Next 10
| Number | | Title |
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4,977,880 |
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System for converting a signal from a linear transducer for enabling parameter acquisition to varying degrees of accuracy |
|
4,977,881 |
|
Air-fuel ratio control system for automotive engine |
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4,977,882 |
|
Distributor type fuel injection pump |
|
4,977,883 |
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Ignition control apparatus for an internal combustion engine |
|
4,977,884 |
|
Fail-safe blower drive for roof mounted kitchen hood grease exhaust blowers |
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4,977,885 |
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Hot water heating system with selective bypass |
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4,977,886 |
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Position controlling apparatus |
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4,977,887 |
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Endoscope with scope section of adjustable rigidity |
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4,977,888 |
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Liquid circulation system for an apparatus for disintegrating calculi in the body of a life form and method of operation |
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4,977,889 |
|
Fitting and tuning chest compression device |
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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