USD275452SExpiredUtility
Bearing plate useful for supporting a mine roof
Individually held — no corporate assignee on recordPriority: Sep 30, 1982Filed: Sep 30, 1982Granted: Sep 11, 1984
Est. expirySep 30, 2002(expired)· nominal 20-yr term from priority
Inventors:William J. Payne
72
PatentIndex Score
13
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a bearing plate useful for supporting a mine roof, as shown.
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