John P. Ramsay

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Hillsboro, NH, US

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Patents Grantslast 30 patents

Information Patent Grant
Percussively-ignitable flashlamp assembly and selective firing mech...
- Patent number 4,152,105
- Issue date May 1, 1979
- GTE Sylvania Incorporated
- John P. Ramsay
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY