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3831521
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Patent number 3,831,521
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Issue date Aug 27, 1974
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F42 - AMMUNITION BLASTING
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1603098
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Patent number 1,603,098
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Issue date Oct 12, 1926
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F42 - AMMUNITION BLASTING
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1374706
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Patent number 1,374,706
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Issue date Apr 12, 1921
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F42 - AMMUNITION BLASTING
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1374707
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Patent number 1,374,707
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Issue date Apr 12, 1921
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F42 - AMMUNITION BLASTING