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George P. Leistensnider received US Patent No. 2,813,084 on November 12, 1957, filed November 6, 1953. It was assigned to Johns Manville.
The patent's description opens (from the scanned text):
This invention relates to the manufacture of molded flexible packings, and more particularly to a novel composition for such flexible or plastic packings.
- Author
- George P. Leistensnider
- Published by
- US Patent Office
- Series
- US Patent No. 2,813,084
- Date
- November 12, 1957
- Library no.
- ACL Doc 23377 · asbestosclaims.law/library/23377
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 2 pages · 295 KB
Where it was listed
- Asbestos, December 1957, in its patents department (the year's issues)
Cite this document
George P. Leistensnider. “Polychloroprene-palm oil packing composition (US Patent 2,813,084, 1957).” November 12, 1957. US Patent No. 2,813,084. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23377. https://asbestosclaims.law/library/23377.
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