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3745922
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Patent number 3,745,922
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Issue date Jul 17, 1973
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F42 - AMMUNITION BLASTING
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3696747
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Patent number 3,696,747
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Issue date Oct 10, 1972
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F42 - AMMUNITION BLASTING
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3559580
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Patent number 3,559,580
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Issue date Feb 2, 1971
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F42 - AMMUNITION BLASTING
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3451913
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Patent number 3,451,913
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Issue date Jun 24, 1969
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F42 - AMMUNITION BLASTING
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3205321
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Patent number 3,205,321
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Issue date Sep 7, 1965
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F42 - AMMUNITION BLASTING
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3117517
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Patent number 3,117,517
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Issue date Jan 14, 1964
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F42 - AMMUNITION BLASTING
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2950022
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Patent number 2,950,022
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Issue date Aug 23, 1960
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F42 - AMMUNITION BLASTING
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2705919
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Patent number 2,705,919
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Issue date Apr 12, 1955
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F42 - AMMUNITION BLASTING
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1513107
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Patent number 1,513,107
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Issue date Oct 28, 1924
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F42 - AMMUNITION BLASTING
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1440596
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Patent number 1,440,596
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Issue date Jan 2, 1923
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F42 - AMMUNITION BLASTING
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1379273
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Patent number 1,379,273
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Issue date May 24, 1921
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F42 - AMMUNITION BLASTING
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1292542
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Patent number 1,292,542
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Issue date Jan 28, 1919
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F42 - AMMUNITION BLASTING
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1154272
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Patent number 1,154,272
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F42 - AMMUNITION BLASTING
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913524
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Patent number 913,524
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Issue date Feb 23, 1909
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F42 - AMMUNITION BLASTING