USD881728SActiveUtility

Calibration block

27
Assignee: HOLLOWAY NDT & ENG INCPriority: Jul 27, 2018Filed: Oct 26, 2018Granted: Apr 21, 2020
Est. expiryJul 27, 2038(~12 yrs left)· nominal 20-yr term from priority
Inventors:Paul H. Holloway
27
PatentIndex Score
0
Cited by
9
References
1
Claims

Claims

exact text as granted — not AI-modified
CLAIM 
     
       The ornamental design for a calibration block, as shown and described.

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