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Werner Wilke and Hans Fetzer received US Patent No. 2,972,221 on February 21, 1961, filed July 26, 1957.
The patent's description opens:
Our invention relates to a method of converting individual fibers, particularly asbestos fibers, into a coherent body while preserving the fibrous character of the original material.
- Author
- Werner Wilke; Hans Fetzer
- Published by
- US Patent Office
- Series
- US Patent No. 2,972,221
- Date
- February 21, 1961
- Library no.
- ACL Doc 23100 · asbestosclaims.law/library/23100
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 6 pages · 657 KB
Where it was listed
- Asbestos, June 1961, in its patents department (the year's issues)
Cite this document
Werner Wilke, Hans Fetzer. “Method of converting individual fibers into coherent fibrous bodies (US Patent 2,972,221, 1961).” February 21, 1961. US Patent No. 2,972,221. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23100. https://asbestosclaims.law/library/23100.
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