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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
Inventor:
Deumite; Norman A.
Address:
Baton Rouge, LA
No. of patents:
3
Patents:












Patent Number Title Of Patent Date Issued
RE36340 Centrifugally cast pipe October 12, 1999
A centrifugally cast plastic pipe comprised of a polymer derived from monomers polymerized in bulk is provided. A pressurized cylindrical mold provides smooth inner and outer surfaces. Pipes with a wall thickness of from 1/8 inch to 3 inches and an outer diameter of 1 inch to 12 feet are
5346280 Chair with automatic standing aid September 13, 1994
A chair with an automatic standing aid and a wheelchair which incorporates these features are provided. These chairs can raise or lower an occupant automatically while compensating for the change in the center of gravity with stabilizers. The stabilizers allow the chairs to be lightweigh
5266370 Centrifugally cast pipe November 30, 1993
A centrifugally cast plastic pipe comprised of a polymer derived from monomers polymerized in bulk is provided. A pressurized cylindrical mold provides smooth inner and outer surfaces. Pipes with a wall thickness of from 1/8 inch to 3 inches and an outer diameter of 1 inch to 12 feet are










 
 
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