Title:
Combined see-saw and round-about apparatus
Document Type and Number:
United States Patent 3199868
Inventors:
Walter, Motyka
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Publication Date:
08/10/1965
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Referenced by:
Export Citation:
Assignee:
MOTYKA METAL PRODUCTS INC
Primary Class:
Other Classes:
297/77
International Classes:
A63G1/20; A63G1/32; A63G1/00
US Patent References: