USD330518SExpiredUtility

Coating thickness gauge

50
Assignee: FISCHER HELMUTPriority: Oct 15, 1990Filed: Oct 15, 1990Granted: Oct 27, 1992
Est. expiryOct 15, 2010(expired)· nominal 20-yr term from priority
Inventors:Helmut Fischer
50
PatentIndex Score
6
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a coating thickness gauge, as shown and described.

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