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Lee Collin Pharo received US Patent No. 2,422,980 on June 24, 1947, filed February 2, 1944.
The patent's description opens (from the scanned text):
This invention relates to the treatment of asbestos.
- Author
- Lee Collin Pharo
- Published by
- US Patent Office
- Series
- US Patent No. 2,422,980
- Date
- June 24, 1947
- Library no.
- ACL Doc 21783 · asbestosclaims.law/library/21783
- Rights
- US government work, in the public domain.
Read or download
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Where it was listed
- Asbestos, September 1947, in its patents department (the year's issues)
Cited on this site
Cite this document
Lee Collin Pharo. “Asbestos Spinning Fibre (US Patent 2,422,980, 1947).” June 24, 1947. US Patent No. 2,422,980. US Patent Office. AsbestosClaims.Law Library, ACL Doc 21783. https://asbestosclaims.law/library/21783.
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