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Herbert Abraham received US Patent No. 2,050,218 on August 4, 1936, filed October 12, 1933. It was assigned to Ruberoid Co.
The patent's description opens (from the scanned text):
The present invention relates to flexible shingles, and to ro'ofings, sidings, or other coverings made therefrom, in which the shingles are laid in courses with those of one course headlapping and sidelapping those of two adjacent shingles in the preceding course.
- Author
- Herbert Abraham
- Published by
- US Patent Office
- Series
- US Patent No. 2,050,218
- Date
- August 4, 1936
- Library no.
- ACL Doc 22343 · asbestosclaims.law/library/22343
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 3 pages · 212 KB
Where it was listed
- Asbestos, October 1936, in its patents department (the year's issues)
Cite this document
Herbert Abraham. “Flexible Shingle (US Patent 2,050,218, 1936).” August 4, 1936. US Patent No. 2,050,218. US Patent Office. AsbestosClaims.Law Library, ACL Doc 22343. https://asbestosclaims.law/library/22343.
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