Title:
Construction toy
United States Patent 3355837
Inventors:
Pedersen, Harlan H.
Publication Date:
12/05/1967
Export Citation:
Click for automatic bibliography generation
Assignee:
Pedersen, Harlan H.
Primary Class:
446/94
Other Classes:
52/633, 403/343, 411/436, 446/123
International Classes:
A63H33/12; A63H33/04
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US Patent References:
2861388Structural toy and model building set
2850064Nut structure having elastic gripping action and sealing means
2052600Machine construction
1400066Construction toy set
Foreign References:
FR605774A
GB214821A