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Harold W. Greider and Marion F. Smith received US Patent No. 2,133,693 on October 18, 1938, filed July 6, 1934. It was assigned to Philip Carey Manufacturing Co.
The patent's description opens (from the scanned text):
This invention relates to the deposition of rubber or rubberlike material alone or with other materials upon fibrous materials and relates especially to the manufacture of asbestos paper, Inillboard, or other waterlaid asbestos fiber sheet containing rubber, or rubber and other materials, and the product of said process.
- Author
- Harold W. Greider; Marion F. Smith
- Published by
- US Patent Office
- Series
- US Patent No. 2,133,693
- Date
- October 18, 1938
- Library no.
- ACL Doc 23045 · asbestosclaims.law/library/23045
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 8 pages · 1.1 MB
Where it was listed
- Asbestos, December 1938, in its patents department (the year's issues)
Cited on this site
Cite this document
Harold W. Greider, Marion F. Smith. “Method of Coagulating Rubber upon Fibres (US Patent 2,133,693, 1938).” October 18, 1938. US Patent No. 2,133,693. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23045. https://asbestosclaims.law/library/23045.
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