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Field howitzers
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Patent number 6,178,866
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Issue date Jan 30, 2001
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Vickers Shipbuilding & Engineering Limited
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Harold Leslie Searle
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F41 - WEAPONS
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Field howitzers
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Patent number 6,024,007
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Issue date Feb 15, 2000
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Vickers Shipbuilding and Engineering Limited
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Harold Leslie Searle
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F41 - WEAPONS
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Firearms
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Patent number 4,020,741
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Issue date May 3, 1977
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Ralph D. Junker
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F41 - WEAPONS
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3783738
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Patent number 3,783,738
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Issue date Jan 8, 1974
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F41 - WEAPONS
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2883911
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Patent number 2,883,911
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Issue date Apr 28, 1959
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F41 - WEAPONS
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2778278
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Patent number 2,778,278
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Issue date Jan 22, 1957
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F41 - WEAPONS
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2520971
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Patent number 2,520,971
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Issue date Sep 5, 1950
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F41 - WEAPONS
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2454790
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Patent number 2,454,790
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Issue date Nov 30, 1948
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F41 - WEAPONS
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2433637
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Patent number 2,433,637
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Issue date Dec 30, 1947
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F41 - WEAPONS
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2370835
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Patent number 2,370,835
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Issue date Mar 6, 1945
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F41 - WEAPONS
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2325430
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Patent number 2,325,430
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Issue date Jul 27, 1943
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F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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2229390
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Patent number 2,229,390
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Issue date Jan 21, 1941
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F41 - WEAPONS
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1931262
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Patent number 1,931,262
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Issue date Oct 17, 1933
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F41 - WEAPONS
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1896454
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Patent number 1,896,454
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Issue date Feb 7, 1933
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F41 - WEAPONS
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1398172
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Patent number 1,398,172
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Issue date Nov 22, 1921
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F41 - WEAPONS