USD478017SExpiredUtility

Insulation tester

74
Priority: Nov 4, 2002Filed: Nov 4, 2002Granted: Aug 5, 2003
Est. expiryNov 4, 2022(expired)· nominal 20-yr term from priority
Inventors:Li-Chuan Chen
74
PatentIndex Score
19
Cited by
2
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an insulation tester, as shown.

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