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William S. James received US Patent No. 2,121,149 on June 21, 1938, filed March 8, 1935.
The patent's description opens (from the scanned text):
This invention relates to a machine for testing brake lining prior to mounting the same on the brake shoe, brake band, or other braking medium for commercial use.
- Author
- William S. James
- Published by
- US Patent Office
- Series
- US Patent No. 2,121,149
- Date
- June 21, 1938
- Library no.
- ACL Doc 21931 · asbestosclaims.law/library/21931
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 10 pages · 944 KB
Where it was listed
- Asbestos, August 1938, in its patents department (the year's issues)
Cite this document
William S. James. “Brake Lining Testing Machine (US Patent 2,121,149, 1938).” June 21, 1938. US Patent No. 2,121,149. US Patent Office. AsbestosClaims.Law Library, ACL Doc 21931. https://asbestosclaims.law/library/21931.
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