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Thomas J. O'Neil received US Patent No. 1,996,435 on April 2, 1935, filed March 5, 1932. It was assigned to Johns Manville.
The patent's description opens (from the scanned text):
This invention relates to thermal insulation and particularly to a fiat assembly of discrete layers of insulating material adapted to be shaped around an article to be insulated.
- Author
- Thomas J. O'Neil
- Published by
- US Patent Office
- Series
- US Patent No. 1,996,435
- Date
- April 2, 1935
- Library no.
- ACL Doc 23742 · asbestosclaims.law/library/23742
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 3 pages · 318 KB
Where it was listed
- Asbestos, June 1935, in its patents department (the year's issues)
Cite this document
Thomas J. O'Neil. “Thermal Insulation (US Patent 1,996,435, 1935).” April 2, 1935. US Patent No. 1,996,435. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23742. https://asbestosclaims.law/library/23742.
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