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Francis W. Armstrong received US Patent No. 2,196,582 on April 9, 1940, filed January 4, 1939. It was assigned to Garlock Packing Co.
The patent's description opens (from the scanned text):
This invention relates to improved means for centering a gasket with respect to parts of the pipe ends or other machine elements between which it is used to seal an intervening joint.
- Author
- Francis W. Armstrong
- Published by
- US Patent Office
- Series
- US Patent No. 2,196,582
- Date
- April 9, 1940
- Library no.
- ACL Doc 22548 · asbestosclaims.law/library/22548
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 4 pages · 397 KB
Where it was listed
- Asbestos, June 1940, in its patents department (the year's issues)
Cite this document
Francis W. Armstrong. “Gasket (US Patent 2,196,582, 1940).” April 9, 1940. US Patent No. 2,196,582. US Patent Office. AsbestosClaims.Law Library, ACL Doc 22548. https://asbestosclaims.law/library/22548.
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