USD316730SExpiredUtility

Puzzle crayon

86
Assignee: BUNCHO CORPPriority: Jan 29, 1988Filed: Jan 29, 1988Granted: May 7, 1991
Est. expiryJan 29, 2008(expired)· nominal 20-yr term from priority
Inventors:Masamichi Yoshida
86
PatentIndex Score
35
Cited by
3
References
1
Claims

Claims

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

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