Title:
Mechanical interlock for double doors
United States Patent 3174193
Inventors:
Smith, Cloyd D.
Application Number:
US26798063A
Publication Date:
03/23/1965
Filing Date:
03/26/1963
Assignee:
Smith, Cloyd D.
Primary Class:
Other Classes:
49/394, 292/25, 292/DIG.21
International Classes:
E05C7/00
View Patent Images:
US Patent References:
1603404Latch for vestibules or cabinets1926-10-19
1222965N/A1917-04-17