Toy building block

Description

FIG. 1 is a front elevational view of a toy building block showing my new design, the rear being plain;

FIG. 2 is a cross sectional view thereof taken on line 2--2 in FIG. 1; and

FIG. 3 is a perspective view thereof.

Referenced Cited
U.S. Patent Documents
D52546 October 1918 Schmelzer
D143275 December 1945 Dabrohva
D155329 September 1949 Bindman
D248881 August 8, 1978 Goldfarb et al.
2078709 April 1937 Hecht
3334798 August 1967 Pezely, Jr. et al.
3410021 November 1968 Patterson
3477167 November 1969 Ach
3819188 June 1974 Freedman
Patent History
Patent number: D274444
Type: Grant
Filed: Jun 26, 1981
Date of Patent: Jun 26, 1984
Inventor: James H. Symons (Washington, DC)
Primary Examiner: Louis S. Zarfas
Application Number: 6/275,954
Classifications
Current U.S. Class: D21/108; D21/166