USD302646SExpiredUtility

Cordless screw driver

69
Assignee: HITACHI KOKI KKPriority: Dec 21, 1987Filed: Dec 21, 1987Granted: Aug 8, 1989
Est. expiryDec 21, 2007(expired)· nominal 20-yr term from priority
Inventors:Yuichiro SasakiToshiaki Uchida
69
PatentIndex Score
12
Cited by
6
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a cordless screw driver, as shown.

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