Title:
WEATHER-TIGHT ENCLOSURE SYSTEM
United States Patent 3496686
Inventors:
Bird, Walter W.
Publication Date:
02/24/1970
Export Citation:
Click for automatic bibliography generation
Assignee:
Birdair, Structures
Primary Class:
52/2.25
Other Classes:
135/97, 135/118, 135/119, 135/906, D25/2, D25/19
International Classes:
E04H3/16; E04H15/22; E04H3/14; E04H15/20; (IPC1-7): E04B1/345
View Patent Images:
Download PDF 3496686        PDF help
US Patent References:
3366977Swimming pool cover
3353309Inflatable structure
3247627Dual wall air inflated structure
3240217Structural assembly
3158161Swimming pool cover
3150670Quickly strikable air supported building structure
3103050Flexible panel joining means
3059655Air inflated fabric structures
3024796Air supported structures
2923305Sealing closure
2883676Swimming pool cover
1704945Tent-door arrangement




<- Previous Patent (ABRADING TOOL)   |   Next Patent (EXTENSIBLE STRUCTURE) ->