USD289984SExpiredUtility

Trolley bus bar

39
Assignee: TSUBAKIMOTO CHAIN COPriority: Aug 10, 1984Filed: Aug 10, 1984Granted: May 26, 1987
Est. expiryAug 10, 2004(expired)· nominal 20-yr term from priority
Inventors:Takashi IshikuraJoji MinoTakaaki Nagato
39
PatentIndex Score
2
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
Theornamental design for a trolley bus bar, as shown and described.

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