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William A. Blume received US Patent No. 1,866,287 on July 5, 1932, filed October 2, 1929. It was assigned to American Brake Materials Corp.
- Author
- William A. Blume
- Published by
- US Patent Office
- Series
- US Patent No. 1,866,287
- Date
- July 5, 1932
- Library no.
- ACL Doc 22383 · asbestosclaims.law/library/22383
- Rights
- US government work, in the public domain.
Read or download
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Where it was listed
- Asbestos, September 1932, in its patents department (the year's issues)
Cite this document
William A. Blume. “Friction Element (US Patent 1,866,287, 1932).” July 5, 1932. US Patent No. 1,866,287. US Patent Office. AsbestosClaims.Law Library, ACL Doc 22383. https://asbestosclaims.law/library/22383.
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