USD338148SExpiredUtility
Welder qualification test coupon jig
Individually held — no corporate assignee on recordPriority: Sep 25, 1991Filed: Sep 25, 1991Granted: Aug 10, 1993
Est. expirySep 25, 2011(expired)· nominal 20-yr term from priority
Inventors:James L. Gowdy
29
PatentIndex Score
3
Cited by
2
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a welder qualification test coupon jig, as shown and described.
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