WALL PANEL SUPPORTING SYSTEM
United States Patent 3453795
Inventors:
Heirich, William C.
Publication Date:
07/08/1969
Assignee:
William, Heirich C.
Other Classes:
52/506.080, 52/718.050
International Classes:
E04F13/08; E04B2/06
Foreign References:
| FR1149500A | | | | |
| GB294012A | | | | |
| GB347925A | | | | |