USD271978SExpiredUtility

Crank disc for a high refuse wet washing coal jig

37
Assignee: BAGBY ENG COPriority: Sep 22, 1980Filed: Sep 22, 1980Granted: Dec 27, 1983
Est. expirySep 22, 2000(expired)· nominal 20-yr term from priority
Inventors:Wilbur W. Bagby
37
PatentIndex Score
4
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a crank disc for a high refuse wet washing coal jig, as shown.

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