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Osborn H. Cilley received US Patent No. 1,803,840 on May 5, 1931, filed September 22, 1928. It was assigned to US ASBESTOS CO.
The patent's description opens (from the scanned text):
The invention is illustrated panying drawings, wherein Figure 1 is .an' elevational view of the improved covering tape.
- Author
- Osborn H. Cilley
- Published by
- US Patent Office
- Series
- US Patent No. 1,803,840
- Date
- May 5, 1931
- Library no.
- ACL Doc 21773 · asbestosclaims.law/library/21773
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 3 pages · 174 KB
Where it was listed
- Asbestos, July 1931, in its patents department (the year's issues)
Cite this document
Osborn H. Cilley. “Asbestos Insulating Tape (US Patent 1,803,840, 1931).” May 5, 1931. US Patent No. 1,803,840. US Patent Office. AsbestosClaims.Law Library, ACL Doc 21773. https://asbestosclaims.law/library/21773.
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