USD447030SExpiredUtility
Electric drilling machine
Priority: Feb 7, 2001Filed: Feb 7, 2001Granted: Aug 28, 2001
Est. expiryFeb 7, 2021(expired)· nominal 20-yr term from priority
Inventors:Mei-Tung Chen
63
PatentIndex Score
19
Cited by
6
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an electric drilling machine, as shown and described.
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