Title:
Beam connector
United States Patent 3320713
Inventors:
Downing Jr., Lucien R.
Publication Date:
05/23/1967
Export Citation:
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Assignee:
DONN PROD INC
Primary Class:
52/666
Other Classes:
52/DIG.5, 403/230
International Classes:
E04B9/12; E04B9/06
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US Patent References:
3084401Suspension system for ceiling panels
2990921Suspended ceiling grid construction
2767815Tee members for suspended ceilings