USD319063SExpiredUtility

Trencher

57
Assignee: AUSTOFT INDUSTRIES LTDPriority: Nov 21, 1986Filed: May 15, 1987Granted: Aug 13, 1991
Est. expiryNov 21, 2006(expired)· nominal 20-yr term from priority
Inventors:James R. Warren
57
PatentIndex Score
9
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a trencher, as shown and described.

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