United States Patent 2864201
Inventors:
Leise, Ralph G.
Publication Date:
12/16/1958
Assignee:
Leise, Ralph G.
Other Classes:
D21/443, 446/220, 473/588, 482/21
International Classes:
A63B65/10; A63B65/00
US Patent References:
| 2698028 | Valve for self-contained inflatable articles | | | |