USD302566SExpiredUtility

Teaching tool

28
Assignee: WHW CONSTRUCTION INCPriority: May 30, 1986Filed: May 30, 1986Granted: Aug 1, 1989
Est. expiryMay 30, 2006(expired)· nominal 20-yr term from priority
Inventors:Gilbert Wolf
28
PatentIndex Score
2
Cited by
4
References
1
Claims

Claims

exact text as granted — not AI-modified
The ornamental design for a teaching tool, as shown and described.

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