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Calvin C. Fong
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Beverly Hills, CA, US
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last 30 patents
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Patent Grant
Blasting machine utilizing sublimable particles
Patent number
4,389,820
Issue date
Jun 28, 1983
Lockheed Corporation
Calvin C. Fong
B24 - GRINDING POLISHING
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Patent Grant
Sandblasting with pellets of material capable of sublimation
Patent number
4,038,786
Issue date
Aug 2, 1977
Lockheed Aircraft Corporation
Calvin C. Fong
B24 - GRINDING POLISHING