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Karl Adolf Oesterheld received US Patent No. 3,428,265 on February 18, 1969, filed August 23, 1966.
The patent's description opens:
This invention relates to an apparatus for dressing crude asbestos separated from the source rock and is a continuation-in-part of the divisional application, Ser.
- Author
- Karl Adolf Oesterheld
- Published by
- US Patent Office
- Series
- US Patent No. 3,428,265
- Date
- February 18, 1969
- Library no.
- ACL Doc 21700 · asbestosclaims.law/library/21700
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 7 pages · 810 KB
Where it was listed
- Asbestos, April 1969, in its patents department (the year's issues)
Cite this document
Karl Adolf Oesterheld. “Apparatus for dressing crude asbestos separated from the source rock (US Patent 3,428,265, 1969).” February 18, 1969. US Patent No. 3,428,265. US Patent Office. AsbestosClaims.Law Library, ACL Doc 21700. https://asbestosclaims.law/library/21700.
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