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Mechanic's creeper
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Patent number 5,378,003
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Issue date Jan 3, 1995
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Koller Enterprises, Inc.
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Wayne D. Burd
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B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
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Dispensing valve
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Patent number 4,978,036
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Issue date Dec 18, 1990
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Koller Enterprises, Inc.
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Wayne D. Burd
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B67 - OPENING, CLOSING OR CLEANING BOTTLES, JARS OR SIMILAR CONTAINERS LIQUID...