Title:
Method of forming yarns from staple glass fibers
Document Type and Number:
United States Patent 2780909

Inventors:
Biefeld, Lawrence P.
Duffee, Homer W.
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Sponsored by:
Flash of Genius
Publication Date:
02/12/1957
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Referenced by:
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Assignee:
OWENS CORNING FIBERGLASS CORP
Primary Class:
57/297
Other Classes:
57/312, 19/150, 57/315
International Classes:
D02G3/18; D02G3/02
US Patent References:
2132702Combined asbestos and glass fiber yarn
2133238Glass fabric
2230271Method of producing combined asbestos and glass fiber yarns
2239722Apparatus for making sliver
2323684Coated glass fiber strand


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