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Izador J. Novak received US Patent No. 1,672,988 on June 12, 1928, filed April 12, 1922. It was assigned to Raybestos CO.
The patent's description opens (from the scanned text):
This invention relates to improvements in plied sheet and method of producing the same, and refers more particularly to a sheet of felted fibrous material in which separate plies are bonded together during the forming of the sheet by grading the stock of the separate plies in the make-up vat so that when the plies are incorporated into a fibre board or sheeted material, the material of one ply will be graded and incorporated as a unit with the next adjoining ply.
- Author
- Izador J. Novak
- Published by
- US Patent Office
- Series
- US Patent No. 1,672,988
- Date
- June 12, 1928
- Library no.
- ACL Doc 23373 · asbestosclaims.law/library/23373
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 3 pages · 205 KB
Where it was listed
- Asbestos, September 1928, in its patents department (the year's issues)
Cite this document
Izador J. Novak. “Plied Sheet and Method of Producing Same (US Patent 1,672,988, 1928).” June 12, 1928. US Patent No. 1,672,988. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23373. https://asbestosclaims.law/library/23373.
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