USD313189SExpiredUtility

Center punch guide for piping

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Assignee: WALSH TIMOTHYPriority: Jan 11, 1988Filed: Jan 11, 1988Granted: Dec 25, 1990
Est. expiryJan 11, 2008(expired)· nominal 20-yr term from priority
Inventors:Timothy E. Walsh
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PatentIndex Score
2
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3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a center punch guide for piping, as shown and described.

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