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