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John C. Ekedahl and John H. Veale received US Patent No. 2,919,202 on December 29, 1959, filed August 26, 1957. It was assigned to Illinois Clay Products Co.
The patent's description opens (from the scanned text):
The invention relates to chemically bonded vermiculite insulating blocks and to methods for their manufacture.
- Author
- John C. Ekedahl; John H. Veale
- Published by
- US Patent Office
- Series
- US Patent No. 2,919,202
- Date
- December 29, 1959
- Library no.
- ACL Doc 22029 · asbestosclaims.law/library/22029
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 5 pages · 454 KB
Where it was listed
- Asbestos, March 1960, in its patents department (the year's issues)
Cite this document
John C. Ekedahl, John H. Veale. “Chemically bonded vermiculite insulating blocks and method for manufacturing same (US Patent 2,919,202, 1959).” December 29, 1959. US Patent No. 2,919,202. US Patent Office. AsbestosClaims.Law Library, ACL Doc 22029. https://asbestosclaims.law/library/22029.
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