USD314214SExpiredUtility

Electronic educational device

32
Individually held — no corporate assignee on recordPriority: Apr 25, 1988Filed: Apr 25, 1988Granted: Jan 29, 1991
Est. expiryApr 25, 2008(expired)· nominal 20-yr term from priority
Inventors:Karen J. Perdue
32
PatentIndex Score
3
Cited by
3
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an electronic educational device, as shown.

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