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Morris S. Burk received US Patent No. 2,773,512 on December 11, 1956, filed June 14, 1955.
The patent's description opens (from the scanned text):
The present invention relates to systems for underground transmission of fluids and more specifically to underground lines for heating systems and to the methods of installation of such heating system.
- Author
- Morris S. Burk
- Published by
- US Patent Office
- Series
- US Patent No. 2,773,512
- Date
- December 11, 1956
- Library no.
- ACL Doc 23112 · asbestosclaims.law/library/23112
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 5 pages · 457 KB
Where it was listed
- Asbestos, January 1957, in its patents department (the year's issues)
Cite this document
Morris S. Burk. “Method of installing underground heating pipe systems (US Patent 2,773,512, 1956).” December 11, 1956. US Patent No. 2,773,512. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23112. https://asbestosclaims.law/library/23112.
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