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Blasting apparatus and method
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Patent number 5,230,185
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Issue date Jul 27, 1993
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Church & Dwight Co., Inc.
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Lawrence Kirschner
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B24 - GRINDING POLISHING
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Blasting apparatus
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Patent number 5,083,402
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Issue date Jan 28, 1992
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Church & Dwight Co., Ind.
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Lawrence Kirschner
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B24 - GRINDING POLISHING
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Blasting apparatus
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Patent number 5,081,799
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Issue date Jan 21, 1992
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Church & Dwight Co., Inc.
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Lawrence Kirschner
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B24 - GRINDING POLISHING