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Herbert Abraham received US Patent No. 1,871,646 on August 16, 1932, filed June 1, 1931. It was assigned to Ruberoid Co.
The patent's description opens (from the scanned text):
This invention relates to improvements in shingles for covering the roofs and/or sides of buildings.
- Author
- Herbert Abraham
- Published by
- US Patent Office
- Series
- US Patent No. 1,871,646
- Date
- August 16, 1932
- Library no.
- ACL Doc 23638 · asbestosclaims.law/library/23638
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 3 pages · 233 KB
Where it was listed
- Asbestos, September 1932, in its patents department (the year's issues)
Cite this document
Herbert Abraham. “Shingle (US Patent 1,871,646, 1932).” August 16, 1932. US Patent No. 1,871,646. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23638. https://asbestosclaims.law/library/23638.
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