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Harold John Reynolds, Jr. received US Patent No. 4,111,891 on September 5, 1978, filed November 12, 1976. It was assigned to Johns Manville Corp.
The patent's abstract:
A railroad disc brake shoe composition is disclosed comprising, in parts by weight: Phenolic resin binder: 25-35 parts Carbonaceous component: 2-12 parts Asbestos fiber: 35-50 parts Silicon carbide: 0.4-3 parts
- Author
- Harold John Reynolds, Jr.
- Published by
- US Patent and Trademark Office
- Series
- US Patent No. 4,111,891
- Date
- September 5, 1978
- Library no.
- ACL Doc 22481 · asbestosclaims.law/library/22481
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 4 pages · 294 KB
Where it was listed
- Asbestos, February 1979, in its patents department (the year's issues)
Cited on this site
Cite this document
Harold John Reynolds, Jr. “Friction material for railroad disc brakes (US Patent 4,111,891, 1978).” September 5, 1978. US Patent No. 4,111,891. US Patent and Trademark Office. AsbestosClaims.Law Library, ACL Doc 22481. https://asbestosclaims.law/library/22481.
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