USD247213SExpiredUtility

Can puncturing tool or similar article

28
Assignee: DOW CHEMICAL COPriority: Aug 15, 1975Filed: Aug 15, 1975Granted: Feb 14, 1978
Est. expiryAug 15, 1995(expired)· nominal 20-yr term from priority
Inventors:Alfred NilsenJames Stewart Calkins
28
PatentIndex Score
1
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a can puncturing tool or similar article, as shown and described.

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