Method of making a closure member for a refrigerated storage enclosure

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United States of America Patent

PATENT NO 6190490
SERIAL NO

09212387

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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A method is disclosed for forming an insulated storage enclosure comprising the steps of providing a slab of polyurethane, forming recesses in the slab representing access openings to the enclosure, applying a layer of fiberglass reinforced resinous material to one side of said slab, cutting said slab into sections representing the side and ceiling members of the enclosure, providing a base, erecting the side and ceiling members on the base, and applying a layer of the reinforced material over the uncoated side and ceiling surfaces. Also disclosed is the method of constructing an insulted closure member for the enclosure.

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Patent Owner(s)

Patent OwnerAddress
POLAR KING INTERNATIONAL INC4410 NEW HAVEN AVENUE FORT WAYNE IN 46803

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Tippmann, Joseph R HRC-33, Box 8419, Rapid City, SD 57701 22 421
Tippmann, Vincent P 8605 N. River Rd., New Haven, IN 46774 25 431

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