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3765298
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Patent number 3,765,298
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Issue date Oct 16, 1973
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F42 - AMMUNITION BLASTING
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3762328
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Patent number 3,762,328
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Issue date Oct 2, 1973
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F42 - AMMUNITION BLASTING
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3712172
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Patent number 3,712,172
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Issue date Jan 23, 1973
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F42 - AMMUNITION BLASTING
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3696705
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Patent number 3,696,705
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Issue date Oct 10, 1972
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F42 - AMMUNITION BLASTING
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3626620
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Patent number 3,626,620
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Issue date Dec 14, 1971
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F42 - AMMUNITION BLASTING
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3625153
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Patent number 3,625,153
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Issue date Dec 7, 1971
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F42 - AMMUNITION BLASTING