USD316361SExpiredUtility

Marking instrument

Assignee: MANNINGTON MILLSPriority: Apr 11, 1988Filed: Apr 11, 1988Granted: Apr 23, 1991
Est. expiryApr 11, 2008(expired)· nominal 20-yr term from priority
Inventors:Michael Kieffer
21
PatentIndex Score
2
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
An ornamental design for a marking instrument, as shown and described.

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