Beam connector
United States Patent 3320713
US Patent References:
Tee members for suspended ceilings
- - 2767815
Suspended ceiling grid construction
- - 2990921
Suspension system for ceiling panels
- - 3084401
Tee members for suspended ceilings
- - 2767815
Suspended ceiling grid construction
- - 2990921
Suspension system for ceiling panels
- - 3084401
Inventors:
Downing Jr., Lucien R.
Publication Date:
05/23/1967
View Patent Images:
Export Citation:
Assignee:
DONN PROD INC
Primary Class:
Other Classes:
52/DIG.005, 403/230
International Classes:
E04B9/12; E04B9/06