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Roy E. Berg received US Patent No. 1,975,918 on October 9, 1934, filed May 3, 1932. It was assigned to Johns Manville.
The patent's description opens (from the scanned text):
This invention relates to a vibration damped structure and particularly to one in which a vibratile member is damped by means of a plurality of overlying sheets.
- Author
- Roy E. Berg
- Published by
- US Patent Office
- Series
- US Patent No. 1,975,918
- Date
- October 9, 1934
- Library no.
- ACL Doc 23809 · asbestosclaims.law/library/23809
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 4 pages · 456 KB
Where it was listed
- Asbestos, December 1934, in its patents department (the year's issues)
Cite this document
Roy E. Berg. “Vibration Damped Structure (US Patent 1,975,918, 1934).” October 9, 1934. US Patent No. 1,975,918. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23809. https://asbestosclaims.law/library/23809.
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