TOY APPARATUS WITH MANUALLY TILTABLE PLATFORM
United States Patent 3428310
Publication Date:
02/18/1969
Other Classes:
273/110, 463/69, 446/444
International Classes:
A63H18/06; A63H18/00
Foreign References:
| GB108427A | | | | |
| GB607903A | | | | |
| GB699652A | | | | |
| CH268569A | | | | |
| FR918740A | | | | |
| DE130994C | | | | |