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Roy J. Taylor and William F. O'Neil received US Patent No. 2,256,658 on September 23, 1941, filed December 24, 1938. It was assigned to Celotex Corp.
The patent's description opens (from the scanned text):
This invention relates to a means for attaching a composite plaster base to metal supports, and more particularly to a device for fastening gypsum lath or the like to metal channels for ceiling construction.
- Author
- Roy J. Taylor; William F. O'Neil
- Published by
- US Patent Office
- Series
- US Patent No. 2,256,658
- Date
- September 23, 1941
- Library no.
- ACL Doc 22259 · asbestosclaims.law/library/22259
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 3 pages · 214 KB
Where it was listed
- Asbestos, January 1942, in its patents department (the year's issues)
Cite this document
Roy J. Taylor, William F. O'Neil. “Fastener for Building Board (US Patent 2,256,658, 1941).” September 23, 1941. US Patent No. 2,256,658. US Patent Office. AsbestosClaims.Law Library, ACL Doc 22259. https://asbestosclaims.law/library/22259.
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