USD304728SExpiredUtility

String trimmer attachment for a lawnmower

72
Individually held — no corporate assignee on recordPriority: Nov 30, 1987Filed: Nov 30, 1987Granted: Nov 21, 1989
Est. expiryNov 30, 2007(expired)· nominal 20-yr term from priority
Inventors:Peter V. Piorkowski
72
PatentIndex Score
26
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a string trimmer attachment for a lawnmower, as shown and described.

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