Title:
Portable skating rink
United States Patent 2996896
US Patent References:
/0399968.html
- - 0399968

/0424512.html
- - 0424512

Convertirle swimming pool and skating rimk
- - 1918437

/2021074.html
- - 2021074

Ice cube tray
- - 2433211


Inventors:
Johnson, Ford L.
Publication Date:
08/22/1961
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Assignee:
Johnson, Ford L.
Primary Class:
62/235
Other Classes:
62/298
International Classes:
E01C13/10; E01C13/00
US Patent References:
2483789Portable outdoor wading pool
2616096Collapsible pond
2628364Collapsible play pool
2767755Container
Foreign References:
FR387090A
FR389447A
CH182341A