USD344439SExpiredUtility

Spot weld drill

54
Assignee: SHINANO INCPriority: Feb 10, 1993Filed: Feb 10, 1993Granted: Feb 22, 1994
Est. expiryFeb 10, 2013(expired)· nominal 20-yr term from priority
Inventors:Nobuyuki Izumisawa
54
PatentIndex Score
7
Cited by
6
References
1
Claims

Claims

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

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