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Phillip D. Cannon received US Patent No. 2,064,821 on December 22, 1936, filed March 3, 1933. It was assigned to Johns Manville.
The patent's description opens (from the scanned text):
This invention relates to the art of spinning andparticularly to a method and machine for spinning short, diiicultly spinnable iibers and forming either a single yarn or multiply yarn on one machine. y y In conventional spinning of asbestos bers, for example, the bers to be spun are iirst formed into unspun'or untwisted elongated masses or slivers, hereinafter referred to as roving.
- Author
- Phillip D. Cannon
- Published by
- US Patent Office
- Series
- US Patent No. 2,064,821
- Date
- December 22, 1936
- Library no.
- ACL Doc 21734 · asbestosclaims.law/library/21734
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 4 pages · 379 KB
Where it was listed
- Asbestos, February 1937, in its patents department (the year's issues)
Cite this document
Phillip D. Cannon. “Art of Spinning (US Patent 2,064,821, 1936).” December 22, 1936. US Patent No. 2,064,821. US Patent Office. AsbestosClaims.Law Library, ACL Doc 21734. https://asbestosclaims.law/library/21734.
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