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Paul A. Voigt received US Patent No. 2,074,497 on March 23, 1937, filed March 30, 1935. It was assigned to Johns Manville.
The patent's description opens (from the scanned text):
This invention relates to a structural assembly and particularly to a roof comprising a supporting substructure, corrugated sheets overlapping at their side portions to form a lapped joint, and concavo-convex reenforcing strips disposed between the lapped portions of the said sheets and secured at both ends to the substructure.
- Author
- Paul A. Voigt
- Published by
- US Patent Office
- Series
- US Patent No. 2,074,497
- Date
- March 23, 1937
- Library no.
- ACL Doc 23710 · asbestosclaims.law/library/23710
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 4 pages · 400 KB
Where it was listed
- Asbestos, May 1937, in its patents department (the year's issues)
Cite this document
Paul A. Voigt. “Structural Assembly (US Patent 2,074,497, 1937).” March 23, 1937. US Patent No. 2,074,497. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23710. https://asbestosclaims.law/library/23710.
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