USD323606SExpiredUtility
Electric drill
Individually held — no corporate assignee on recordPriority: May 9, 1989Filed: May 9, 1989Granted: Feb 4, 1992
Est. expiryMay 9, 2009(expired)· nominal 20-yr term from priority
Inventors:Jung-Chien Chang
86
PatentIndex Score
30
Cited by
5
References
1
Claims
Claims
exact text as granted — not AI-modifiedThe ornamental design for an electric drill, as shown.
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