Puzzle crayon
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Description
FIG. 1 is a perspective view of a puzzle crayon showing my new design;
FIG. 2 is another perspective view thereof shown in an exploded condition;
FIG. 3 is a top plan view of FIG. 1;
FIG. 4 is a top end elevational view thereof;
FIG. 5 is a bottom end elevational view thereof;
FIG. 6 is a rear elevational view thereof;
FIG. 7 is a right end elevational view thereof; and,
FIG. 8 is a left end elevational view thereof.
Referenced Cited
U.S. Patent Documents
Other references
D204768 | May 1966 | Bayer |
D211926 | April 1968 | Kelly |
D306949 | April 3, 1990 | Gebhardt |
941680 | November 1909 | Houghton |
- Design, 5-1980, p. 64, Puzzle.
Patent History
Patent number: D316730
Type: Grant
Filed: Jan 29, 1988
Date of Patent: May 7, 1991
Assignee: Buncho Corporation (Tokyo)
Inventor: Masamichi Yoshida (Omiya)
Primary Examiner: Charles A. Rademaker
Law Firm: Oblon, Spivak, McClelland, Maier & Neustadt
Application Number: 7/150,330
Type: Grant
Filed: Jan 29, 1988
Date of Patent: May 7, 1991
Assignee: Buncho Corporation (Tokyo)
Inventor: Masamichi Yoshida (Omiya)
Primary Examiner: Charles A. Rademaker
Law Firm: Oblon, Spivak, McClelland, Maier & Neustadt
Application Number: 7/150,330
Classifications
Current U.S. Class:
D21/107;
Simulative (D19/42)