Title:
Composite floor or roof support
Document Type and Number:
United States Patent 2813310
Inventors:
Dex, Harrison Donald
Publication Date:
11/19/1957
Assignee:
DEX PREFABRICATIONS LTD
Other Classes:
52/695, 52/289, 52/841, 52/263, 52/664, 52/250
International Classes:
E04B5/14; E04B5/43
Foreign References:
| GB354959A | | | | |
| GB605964A | | | | |
| GB646565A | | | | |