USD367675SExpiredUtility

Educational model

66
Assignee: WELCH ROBERT MPriority: Nov 13, 1990Filed: Nov 13, 1990Granted: Mar 5, 1996
Est. expiryNov 13, 2010(expired)· nominal 20-yr term from priority
Inventors:Robert M. Welch
66
PatentIndex Score
13
Cited by
9
References
1
Claims

Claims

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

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