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L. B. McMillan received US Patent No. 1,654,137 on December 27, 1927.
The patent's description opens (from the scanned text):
My invention relates to an insulation construction and particularly to that class of insulation construction which includes a block or se'tion built up of a plurality of felts cemented or otherwise secured together.
- Author
- L. B. McMillan
- Published by
- US Patent Office
- Series
- US Patent No. 1,654,137
- Date
- December 27, 1927
- Library no.
- ACL Doc 22752 · asbestosclaims.law/library/22752
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 5 pages · 519 KB
Where it was listed
- Asbestos, March 1928, in its patents department (the year's issues)
Cite this document
L. B. McMillan. “Insulating Construction (US Patent 1,654,137, 1927).” December 27, 1927. US Patent No. 1,654,137. US Patent Office. AsbestosClaims.Law Library, ACL Doc 22752. https://asbestosclaims.law/library/22752.
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