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Robert D. Sigman
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Pensacola, FL, US
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last 30 patents
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Patent Grant
Laser engraving system and method for engraving an image on a workp...
Patent number
5,477,023
Issue date
Dec 19, 1995
Westinghouse Electric Corporation
Urban A. Schneider
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
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Patent Grant
Automatic hot filler wire welding method and apparatus
Patent number
4,095,077
Issue date
Jun 13, 1978
Westinghouse Electric Corp.
Urban A. Schneider
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR