CONCRETE CEILING PLATE
United States Patent 3455071
US Patent References:
/0640176.html
- - 0640176

/0929470.html
- - 0929470

/1160384.html
- - 1160384

/1206752.html
- - 1206752

Concrete building construction
- - 1775234


Inventors:
Muller, Leopold
Publication Date:
07/15/1969
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Assignee:
Leopold, Muller
Primary Class:
52/127.300
Other Classes:
52/382, 52/302.300, 52/577, 249/177, 52/220.300, 52/337, 264/35
International Classes:
E04B5/32; E02D35/00; E04B1/00
US Patent References:
2234784Device for forming passages in concrete
2618960Reinforced plastic structural unit
2811850Hollow building construction
2964821Apparatus for constructing building walls
3216157Concrete structure and process for making same
3276176Synthetic plastic molding form
Foreign References:
AT107186B




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