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Jr Adam S. Rankine received US Patent No. 2,499,229 on February 28, 1950, filed October 4, 1947. It was assigned to Johns Manville.
- Author
- Jr Adam S. Rankine
- Published by
- US Patent Office
- Series
- US Patent No. 2,499,229
- Date
- February 28, 1950
- Library no.
- ACL Doc 23540 · asbestosclaims.law/library/23540
- Rights
- US government work, in the public domain.
Read or download
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Where it was listed
- Asbestos, April 1950, in its patents department (the year's issues)
Cite this document
Jr Adam S. Rankine. “Refractory insulating brick and method of manufacture (US Patent 2,499,229, 1950).” February 28, 1950. US Patent No. 2,499,229. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23540. https://asbestosclaims.law/library/23540.
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