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Honing stones
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Patent number 4,382,350
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Issue date May 10, 1983
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Brammall, Inc.
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Robert H. Gillette
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B24 - GRINDING POLISHING
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Screw tube lock
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Patent number 4,312,529
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Issue date Jan 26, 1982
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Brammall, Inc.
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Robert H. Gillette
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G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
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Piston ring honing
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Patent number 4,209,951
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Issue date Jul 1, 1980
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Brammall, Inc.
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Robert H. Gillette
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B24 - GRINDING POLISHING
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Piston ring honing
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Patent number 4,207,708
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Issue date Jun 17, 1980
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Brammall, Inc.
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Robert H. Gillette
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B24 - GRINDING POLISHING
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Insert for honing tool
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Patent number 4,179,855
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Issue date Dec 25, 1979
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Brammall, Inc.
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Robert H. Gillette
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B24 - GRINDING POLISHING
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Guided honing tool
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Patent number 4,065,881
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Issue date Jan 3, 1978
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Robert H. Gillette
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B24 - GRINDING POLISHING
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