USD255417SExpiredUtility

Portable electric grinder

97
Assignee: RYOBI LTDPriority: May 16, 1977Filed: Sep 28, 1977Granted: Jun 17, 1980
Est. expiryMay 16, 1997(expired)· nominal 20-yr term from priority
Inventors:Masakazu SakamotoTetsuyuki Doi
97
PatentIndex Score
45
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a portable electric grinder, as shown.

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