USD311757SExpiredUtility

Electrically-powered eraser

53
Assignee: ROTEX COMPANYPriority: Jul 27, 1987Filed: Jul 27, 1987Granted: Oct 30, 1990
Est. expiryJul 27, 2007(expired)· nominal 20-yr term from priority
Inventors:Mack W. Crutchfield
53
PatentIndex Score
9
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an electrically-powered eraser, as shown and described.

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