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John Allen Heany received US Patent No. 1,688,620 on October 23, 1928, filed April 23, 1926.
The patent's description opens (from the scanned text):
The present invention relates to apparatus for manufacturing yarn and more particularly to apparatus for the manufacture o't yarn from mate ml which gives rise to nuriierous ditlieulties in attempted manufac' ture by old processes ant. apparatus.
- Author
- John Allen Heany
- Published by
- US Patent Office
- Series
- US Patent No. 1,688,620
- Date
- October 23, 1928
- Library no.
- ACL Doc 23876 · asbestosclaims.law/library/23876
- Rights
- US government work, in the public domain.
Read or download
Read online Download the PDF PDF · 15 pages · 1.1 MB
Where it was listed
- Asbestos, February 1929, in its patents department (the year's issues)
Cite this document
John Allen Heany. “Yarn (US Patent 1,688,620, 1928).” October 23, 1928. US Patent No. 1,688,620. US Patent Office. AsbestosClaims.Law Library, ACL Doc 23876. https://asbestosclaims.law/library/23876.
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