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3396659
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Patent number 3,396,659
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Issue date Aug 13, 1968
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F42 - AMMUNITION BLASTING
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3356150
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Patent number 3,356,150
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Issue date Dec 5, 1967
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F42 - AMMUNITION BLASTING
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2986110
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Patent number 2,986,110
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Issue date May 30, 1961
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F42 - AMMUNITION BLASTING
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2986109
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Patent number 2,986,109
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Issue date May 30, 1961
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F42 - AMMUNITION BLASTING
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2955557
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Patent number 2,955,557
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Issue date Oct 11, 1960
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F42 - AMMUNITION BLASTING
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2950698
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Patent number 2,950,698
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Issue date Aug 30, 1960
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F42 - AMMUNITION BLASTING
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2946868
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Patent number 2,946,868
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Issue date Jul 26, 1960
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F42 - AMMUNITION BLASTING
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2906227
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Patent number 2,906,227
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Issue date Sep 29, 1959
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F42 - AMMUNITION BLASTING
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2512670
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Patent number 2,512,670
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Issue date Jun 27, 1950
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F42 - AMMUNITION BLASTING
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1772348
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Patent number 1,772,348
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Issue date Aug 5, 1930
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F42 - AMMUNITION BLASTING