Main > TEXTILES > Fibers > Elastomer Fiber. > Spandex/Elastane PolyUrethane Fiber > Co.: USA. R (Producer/Patents) > Patent > Claims Etc > Claim 1 Spandex from PolyUrethane,

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Claim 1 Spandex from PolyUrethane,'s subsections
WHEREIN PolyUrethane Mfg Method:

Claim 1 Spandex from PolyUrethane,'s products
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