Metal frame structure and preformed structural units comprising the same
United States Patent 3143165

Inventors:
Lewis, Ted W.
Howard, Robert H.
Worthy, Jerry N.
Publication Date:
08/04/1964
View Patent Images:
Assignee:
Lewis, Ted W.
Howard, Robert H.
Worthy, Jerry N.
Primary Class:
Other Classes:
160/371, 52/15, 160/395, 160/392, 160/380, 160/179
International Classes:
E04B1/00; E04B1/24; E04H3/16; E04H15/64; E04H3/14; E04H15/32
US Patent References:
2983079Drainage gutter for screened enclosures
Foreign References:
CA468582A