USD413149SExpiredUtility

Electronic learning aid housing

64
Assignee: CHAN SANNIE L SPriority: Dec 15, 1997Filed: Dec 15, 1997Granted: Aug 24, 1999
Est. expiryDec 15, 2017(expired)· nominal 20-yr term from priority
Inventors:Sannie L. S. ChanFrederick L. T. Tsang
64
PatentIndex Score
18
Cited by
5
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for an electronic learning aid housing, as described and shown.

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