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Donald C. Simpson received US Patent No. 2,230,271 on February 4, 1941, filed August 24, 1938. It was assigned to Owens Corning Fiberglas Corp.
The patent's description opens (from the scanned text):
The present invention relates to methods of combining asbestos and glass fibers for use in yarns, interwoven cloth, knitted articles, felts, or other fabricated articles, particularly adapted for electrical insulation, packing material, gaskets, friction elements, heat insulation, cements, fillers in fabricated boards, acoustical insulation,battery separators, and various other uses.
- Author
- Donald C. Simpson
- Published by
- US Patent Office
- Series
- US Patent No. 2,230,271
- Date
- February 4, 1941
- Library no.
- ACL Doc 22081 · asbestosclaims.law/library/22081
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 5 pages · 623 KB
Where it was listed
- Asbestos, April 1941, in its patents department (the year's issues)
Cite this document
Donald C. Simpson. “Combined Asbestos and Glass Fibre Yarns (US Patent 2,230,271, 1941).” February 4, 1941. US Patent No. 2,230,271. US Patent Office. AsbestosClaims.Law Library, ACL Doc 22081. https://asbestosclaims.law/library/22081.
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