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Patent applications and USPTO patent grants for Freeze; John A..The latest application filed is for "electrical current monitor which separately indicates individual and sustained current pulses".
Patent | Date |
---|---|
Electrical Current Monitor Which Separately Indicates Individual And Sustained Current Pulses Grant 3,789,293 - Freeze January 29, 1 | 1974-01-29 |
Apparatus For Indicating When Current Exceeds A Predetermined Level And When Said Level Is Exceeded For A Predetermined Period Of Time Grant 3,775,675 - Freeze , et al. November 27, 1 | 1973-11-27 |
Method Of Testing An Electrical Winding Including The Step Of Connecting The Winding To Provide A Tank Circuit Grant 3,667,034 - Freeze May 30, 1 | 1972-05-30 |
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