Title:
Toy waterway
United States Patent 3302949
US Patent References:
/0850275.html
- - 0850275

/1190350.html
- - 1190350

Roundabout sailing apparatus
- - 1357995

Miniature-mill-race toy
- - 1368671

Timber piling
- - 1949680


Inventors:
Wolfe, Robert A.
Publication Date:
02/07/1967
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Assignee:
Wolfe, Robert A.
Primary Class:
472/13
Other Classes:
446/89, 47/68, 446/127, 104/73, 472/117
International Classes:
A63H23/16; A63H23/00
US Patent References:
2509669Mechanical coupling
3008581Sectional filing device
3145501Knockdown marble railway toy
Foreign References:
GB337805A
GB911851A