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Edward M. Allen received US Patent No. 2,754,547 on July 17, 1956, filed November 17, 1951. It was assigned to Columbia Southern Chemical Corp.
The patent's description opens (from the scanned text):
This invention relates to a novel method of preparing heat insulation material.
- Author
- Edward M. Allen
- Published by
- US Patent Office
- Series
- US Patent No. 2,754,547
- Date
- July 17, 1956
- Library no.
- ACL Doc 22670 · asbestosclaims.law/library/22670
- Rights
- US government work, in the public domain.
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Where it was listed
- Barry Castleman, Asbestos: Medical and Legal Aspects (5th edition, 2005)
Cited by Barry Castleman
In Asbestos: Medical and Legal Aspects (5th edition, 2005), which cites it in:
- Chapter 6 (Alternatives to Asbestos Insulation), p. 379, note 67
Cited on this site
Cite this document
Edward M. Allen. “Heat insulation composition and preparation thereof (US Patent 2,754,547, 1956).” July 17, 1956. US Patent No. 2,754,547. US Patent Office. AsbestosClaims.Law Library, ACL Doc 22670. https://asbestosclaims.law/library/22670.
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