Community planner and city and village layout kit
United States Patent 2942354
US Patent References:
/RE21524.html
- - RE21524

/0675488.html
- - 0675488

Toy building
- - 1671505

Toy building block
- - 1736134

Child's building block
- - 1809508


Inventors:
Mark, Grain
Publication Date:
06/28/1960
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Assignee:
Mark, Grain
Primary Class:
434/72
Other Classes:
446/87, 434/130
International Classes:
G09B25/06; G09B25/00
US Patent References:
1913640Chart
2127047Miniature demonstration set
2231089Toy highway
2405808Demonstration layout planner
2528211Wall for model building structures