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Henry J. Cofek received US Patent No. 2,811,750 on November 5, 1957, filed November 5, 1954. It was assigned to Raybestos Manhattan Inc.
The patent's description opens (from the scanned text):
This invention relates tothe production of friction material for use as brake linings, clutch facings, and the like.
- Author
- Henry J. Cofek
- Published by
- US Patent Office
- Series
- US Patent No. 2,811,750
- Date
- November 5, 1957
- Library no.
- ACL Doc 23509 · asbestosclaims.law/library/23509
- Rights
- US government work, in the public domain.
Read or download
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Where it was listed
- Asbestos, December 1957, in its patents department (the year's issues)
Cited on this site
Cite this document
Henry J. Cofek. “Production of friction material (US Patent 2,811,750, 1957).” November 5, 1957. US Patent No. 2,811,750. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23509. https://asbestosclaims.law/library/23509.
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