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Robert G. Quinn and Joseph C. Harkness received US Patent No. 2,485,458 on October 18, 1949, filed March 28, 1944. It was assigned to Johns Manville.
The patent's description opens (from the scanned text):
This invention relates to dielectric sheets, and is particularly concerned with an improved asbestos paper base dielectric sheet and method of manufacturing the same.
- Author
- Robert G. Quinn; Joseph C. Harkness
- Published by
- US Patent Office
- Series
- US Patent No. 2,485,458
- Date
- October 18, 1949
- Library no.
- ACL Doc 22194 · asbestosclaims.law/library/22194
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 7 pages · 553 KB
Where it was listed
- Asbestos, December 1949, in its patents department (the year's issues)
Cited on this site
Cite this document
Robert G. Quinn, Joseph C. Harkness. “Dielectric Sheet and Method of Manufacture (US Patent 2,485,458, 1949).” October 18, 1949. US Patent No. 2,485,458. US Patent Office. AsbestosClaims.Law Library, ACL Doc 22194. https://asbestosclaims.law/library/22194.
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