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Walter E. Voisinet received US Patent No. 3,407,086 on October 22, 1968, filed April 24, 1967. It was assigned to National Gypsum Co.
The patent's description opens:
This invention relates ot a process for treating cement substrates to increase the adhesion of finished coatings to the surface of such a substrate.
- Author
- Walter E. Voisinet
- Published by
- US Patent Office
- Series
- US Patent No. 3,407,086
- Date
- October 22, 1968
- Library no.
- ACL Doc 21827 · asbestosclaims.law/library/21827
- Rights
- US government work, in the public domain.
Read or download
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Where it was listed
- Asbestos, December 1968, in its patents department (the year's issues)
Cite this document
Walter E. Voisinet. “Asbestos-cement product and process (US Patent 3,407,086, 1968).” October 22, 1968. US Patent No. 3,407,086. US Patent Office. AsbestosClaims.Law Library, ACL Doc 21827. https://asbestosclaims.law/library/21827.
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