Magnetically actuated toy
United States Patent 2500475
US Patent References:
/0622545.html
- - 0622545

/0706463.html
- - 0706463

Magnetic toy
- - 1595801

Magnetically controlled advertising, educational, or amusement device
- - 2122116


Inventors:
Staaf, Harry R.
Publication Date:
03/14/1950
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Assignee:
Staaf, Harry R.
Primary Class:
40/426
Other Classes:
446/161, 446/136
International Classes:
A63H23/16; A63H23/00
Foreign References:
GB450161A