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William H. Morris received US Patent No. 1,877,941 on September 20, 1932, filed November 8, 1930. It was assigned to Keasbey and Mattison Co.
The patent's description opens (from the scanned text):
This invention relates to screens for moving pictures, and particularly for the talking type of pictures in which the sound corresponding to the picture is reproduced behind the screen.
- Author
- William H. Morris
- Published by
- US Patent Office
- Series
- US Patent No. 1,877,941
- Date
- September 20, 1932
- Library no.
- ACL Doc 23735 · asbestosclaims.law/library/23735
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 3 pages · 252 KB
Where it was listed
- Asbestos, January 1933, in its patents department (the year's issues)
Cite this document
William H. Morris. “Talking Picture Screen (US Patent 1,877,941, 1932).” September 20, 1932. US Patent No. 1,877,941. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23735. https://asbestosclaims.law/library/23735.
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