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Ralph E. Frey received US Patent No. 1,661,251 on March 6, 1928, filed April 14, 1926. It was assigned to Asbestos Shingle Slate & Sheat.
The patent's description opens (from the scanned text):
This invention relates tocorrugated sheet building structures in which the sheets are assembled on a frame, and particularly to anv improved sheet fastener whereby the assembling of the sheets is facilitated and the sheetsare held securely'to the frame.
- Author
- Ralph E. Frey
- Published by
- US Patent Office
- Series
- US Patent No. 1,661,251
- Date
- March 6, 1928
- Library no.
- ACL Doc 22260 · asbestosclaims.law/library/22260
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 3 pages · 320 KB
Where it was listed
- Asbestos, May 1928, in its patents department (the year's issues)
Cite this document
Ralph E. Frey. “Fastener for Corrugated Sheathing (US Patent 1,661,251, 1928).” March 6, 1928. US Patent No. 1,661,251. US Patent Office. AsbestosClaims.Law Library, ACL Doc 22260. https://asbestosclaims.law/library/22260.
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