USD499031SExpiredUtility
Level device
Priority: Oct 31, 2003Filed: Oct 31, 2003Granted: Nov 30, 2004
Est. expiryOct 31, 2023(expired)· nominal 20-yr term from priority
Inventors:Wen-Hsin Liao
49
PatentIndex Score
7
Cited by
8
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for a level device, as shown and described.
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