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Heinrich Constantin Georgi received US Patent No. 1,751,911 on March 25, 1930, filed May 11, 1929. It was assigned to Asbestwerke A G Deutsche.
The patent's description opens (from the scanned text):
My invention relates to improvements in brake blocks and the method of manufacturing the same, and more particularly in brake blocks of the type composed of layers of fiy brous material.
- Author
- Heinrich Constantin Georgi
- Published by
- US Patent Office
- Series
- US Patent No. 1,751,911
- Date
- March 25, 1930
- Library no.
- ACL Doc 21875 · asbestosclaims.law/library/21875
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 3 pages · 291 KB
Where it was listed
- Asbestos, May 1930, in its patents department (the year's issues)
Cite this document
Heinrich Constantin Georgi. “Brake Block (US Patent 1,751,911, 1930).” March 25, 1930. US Patent No. 1,751,911. US Patent Office. AsbestosClaims.Law Library, ACL Doc 21875. https://asbestosclaims.law/library/21875.
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