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Gas chamber animal trap
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Patent number 4,741,121
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Issue date May 3, 1988
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Pratscher; Andrew J.
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Andrew J. Pratscher
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Animal trap
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Patent number 4,653,221
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Issue date Mar 31, 1987
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Andrew J. Pratscher
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Animal trap
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Patent number 4,596,087
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Issue date Jun 24, 1986
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Andrew J. Pratscher
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
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Industrial rodent killing device
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Patent number 4,450,648
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Issue date May 29, 1984
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Andrew J. Pratscher
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A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING