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3393655
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Patent number 3,393,655
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Issue date Jul 23, 1968
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F42 - AMMUNITION BLASTING
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3229458
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Patent number 3,229,458
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Issue date Jan 18, 1966
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F42 - AMMUNITION BLASTING
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1966435
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Patent number 1,966,435
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Issue date Jul 17, 1934
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F42 - AMMUNITION BLASTING
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1825161
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Patent number 1,825,161
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Issue date Sep 29, 1931
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F42 - AMMUNITION BLASTING
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1460370
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Patent number 1,460,370
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Issue date Jul 3, 1923
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F42 - AMMUNITION BLASTING
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1445936
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Patent number 1,445,936
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Issue date Feb 20, 1923
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F42 - AMMUNITION BLASTING
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1436018
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Patent number 1,436,018
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Issue date Nov 21, 1922
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F42 - AMMUNITION BLASTING