Butterfly puzzle

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Description

FIG. 1 is a top perspective view of the butterfly puzzle showing my new design in a partially exploded condition;

FIG. 2 is a front elevation view thereof in a fully connected condition;

FIG. 3 is a left side elevation view thereof;

FIG. 4 is a right side elevation view thereof;

FIG. 5 is a bottom plan view thereof.

Referenced Cited
U.S. Patent Documents
1544618 July 1925 Waite
2923550 February 1960 Blackman et al.
3181869 May 1965 Genin et al.
Foreign Patent Documents
155,632 December 1926 UK
Other references
  • New Market Catalog, 1973, p. 31, Wood Animals.
Patent History
Patent number: D245528
Type: Grant
Filed: Sep 17, 1975
Date of Patent: Aug 23, 1977
Inventor: Carol D. Milner (North Hollywood, CA)
Primary Examiner: Joel Stearman
Assistant Examiner: C. A. Rademaker
Attorney: Dennis L. Mangrum
Application Number: 5/614,259
Classifications
Current U.S. Class: D34/15M
International Classification: D2101;