Structural toy
United States Patent 2910737
US Patent References:
/1124078.html
- - 1124078

Wall construction
- - 1467340


Inventors:
Macmillan, James C. A.
Publication Date:
11/03/1959
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Assignee:
Macmillan, James C. A.
Primary Class:
52/81.100
Other Classes:
446/106, D25/19, D30/112
International Classes:
A63H33/08; A63H33/10; A63H33/04
Foreign References:
GB111763A
DE812534C
IT459123B