USD263575SExpiredUtility

Safety trolley

57
Individually held — no corporate assignee on recordPriority: Mar 15, 1979Filed: Mar 15, 1979Granted: Mar 30, 1982
Est. expiryMar 15, 1999(expired)· nominal 20-yr term from priority
Inventors:John F. Miller
57
PatentIndex Score
5
Cited by
1
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a safety trolley, as shown.

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