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3685235
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Information
Patent Grant
3685235
References
Source
Patent Number
3,685,235
Date Filed
Not available
Date Issued
Tuesday, August 22, 1972
51 years ago
CPC
E04B9/064 - comprising extruded supporting beams
A47H1/04 - Curtain rails
A47H1/104 - for mounting curtain rails
E04B9/006 - with means for hanging lighting fixtures or other appliances to the framework of the ceiling
E04B9/008 - with means for connecting partition walls or panels to the ceilings
E04B9/02 - having means for ventilation or vapour discharge
E04B9/14 - all the members being discontinuous and laying at least partly in the same plane
F24F13/072 - of elongated shape
H02G3/281 - in ceilings
US Classifications
052 - Static structures
454 - Ventilation
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