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Wheel-lift mechanism
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Patent number 5,314,288
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Issue date May 24, 1994
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Build-A-Mold Limited
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Horst Schmidt
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B66 - HOISTING LIFTING HAULING
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High density foam burial vault
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Patent number 5,261,199
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Issue date Nov 16, 1993
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Build-A-Mold Limited
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Horst Schmidt
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A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
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Self-releasing mold
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Patent number 5,112,207
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Issue date May 12, 1992
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Build-A-Mold Limited
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Alec Pinsonneault
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B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL