Puzzle crayon

- Buncho Corporation
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
D204768 May 1966 Bayer
D211926 April 1968 Kelly
D306949 April 3, 1990 Gebhardt
941680 November 1909 Houghton
Other references
  • 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
Classifications
Current U.S. Class: D21/107; Simulative (D19/42)