Partition wall having i-section frame
United States Patent 3293813
US Patent References:
Wall and the like
- - 2308242

Storm door
- - 3024837

Curtainwall
- - 3038568

Building parttion systems
- - 3160244


Inventors:
Emmons, James W.
Robinson, Lorin B.
Publication Date:
12/27/1966
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Assignee:
Emmons, James W.
Robinson, Lorin B.
Primary Class:
52/238.100
Other Classes:
52/455, 52/481.200, 52/456
International Classes:
E04B2/78; E04B2/76
Foreign References:
AT214118B
FR1112410A
GB647503A