Thomas R. Ellsberg

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North Hollywood, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Vehicle lock release mechanism operable with a safety interlock system
- Patent number 4,430,685
- Issue date Feb 7, 1984
- Thomas R. Ellsberg
- G07 - CHECKING-DEVICES
Information Patent Grant
Safety interlock system
- Patent number 4,233,642
- Issue date Nov 11, 1980
- Thomas R. Ellsberg
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Safety interlock system
- Patent number 4,158,874
- Issue date Jun 19, 1979
- C.P.P.L., Inc.
- Thomas R. Ellsberg
- G07 - CHECKING-DEVICES