USD531669SExpiredUtility

Educational device

48
Assignee: LEARNING RESOURCES INCPriority: Sep 23, 2005Filed: Sep 23, 2005Granted: Nov 7, 2006
Est. expirySep 23, 2025(expired)· nominal 20-yr term from priority
Inventors:Gayle E. GordonTirza Ernst
48
PatentIndex Score
8
Cited by
8
References
1
Claims

Claims

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

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