TOY BUILDING SET WITH INTERFITTING FRAMES AND BLOCKS
United States Patent 3546807
US Patent References:
/0732384.html
- - 0732384
Toy construction block
- - 1894061
Building block set
- - 2093341
Door for toy house
- - 2780028
Toy building structure including a framed window
- - 3284946
/0732384.html
- - 0732384
Toy construction block
- - 1894061
Building block set
- - 2093341
Door for toy house
- - 2780028
Toy building structure including a framed window
- - 3284946
Inventors:
Howe, August Wilheim
Publication Date:
12/15/1970
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Export Citation:
Assignee:
August, Wilheim Howe
Primary Class:
Other Classes:
446/110, 446/105, 446/128
International Classes:
A63H33/08; A63H33/04; A63H33/08
Foreign References:
| FR1212875A | ||||
| FR1311992A |