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Purdum M. Snyder received US Patent No. 2,286,120 on June 9, 1942, filed June 26, 1940.
The patent's description opens (from the scanned text):
This invention relates to building material and particularly to a protected metal ing and siding purposes. sheet for roof- The invention has foran object to provide a novel and improved building material of the character specified wherein a plurality of protective layers, some of which comprise combustible material such as bituminous material, are utilized to afford protection to a foundation member against weather and other conditions, which may be economically manufactured and which, when subjected to fire conditions, is of a construction such as to reduce the liability of the ...
- Author
- Purdum M. Snyder
- Published by
- US Patent Office
- Series
- US Patent No. 2,286,120
- Date
- June 9, 1942
- Library no.
- ACL Doc 21978 · asbestosclaims.law/library/21978
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 3 pages · 251 KB
Where it was listed
- Asbestos, July 1942, in its patents department (the year's issues)
Cite this document
Purdum M. Snyder. “Building Material (US Patent 2,286,120, 1942).” June 9, 1942. US Patent No. 2,286,120. US Patent Office. AsbestosClaims.Law Library, ACL Doc 21978. https://asbestosclaims.law/library/21978.
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