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3162123
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Patent number 3,162,123
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Issue date Dec 22, 1964
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C06 - EXPLOSIVES MATCHES
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2815271
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Patent number 2,815,271
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Issue date Dec 3, 1957
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C06 - EXPLOSIVES MATCHES
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2815270
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Patent number 2,815,270
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Issue date Dec 3, 1957
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C06 - EXPLOSIVES MATCHES
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2538516
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Patent number 2,538,516
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Issue date Jan 16, 1951
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C06 - EXPLOSIVES MATCHES