Convertible shelter
United States Patent 3145719
US Patent References:
Inflatable tent
- - 2752928

Inflatable collapsible shelter
- - 2754836

Inflatable tent
- - 2875771


Inventors:
Johnson, Jacob N.
Publication Date:
08/25/1964
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Assignee:
Johnson, Jacob N.
Primary Class:
52/2.210
Other Classes:
D21/838, D25/23
International Classes:
E04H15/20
Foreign References:
DK78852A
FR1068110A
FR1104920A