Joint element for construction set

- Matrix Toys, Inc.
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Description

FIG. 1 is a top perspective view of a joint element for construction set showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a front elevational view thereof; and,

FIG. 5 is a rear elevational view thereof.

Referenced Cited
U.S. Patent Documents
D15726 January 1885 Smith
D198219 May 1964 Johnson
2583474 January 1952 Cozzone
3632147 June 1972 Finger
3982841 September 28, 1976 Endzweig
Patent History
Patent number: D257271
Type: Grant
Filed: May 8, 1978
Date of Patent: Oct 7, 1980
Assignee: Matrix Toys, Inc. (Beaverton, OR)
Inventor: Richard J. Gabriel (Portland, OR)
Primary Examiner: Charles A. Rademaker
Attorney: Daniel P. Chernoff
Application Number: 5/903,979
Classifications
Current U.S. Class: D21/108; D/8354; D/8382; Framing Unit, E.g., Building Frame (11) (D25/61)
International Classification: D2101;