USD310470SExpiredUtility

Portable electric grinder

Assignee: RYOBI LTDPriority: Mar 9, 1987Filed: Sep 8, 1987Granted: Sep 11, 1990
Est. expiryMar 9, 2007(expired)· nominal 20-yr term from priority
Inventors:Masaharu Tohdoh
75
PatentIndex Score
25
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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