Building construction
United States Patent 3418768
US Patent References:
Dashpot
- - 1434197

Structure
- - 2001215

Earthquake resistant structure
- - 2053226

Shock absorbing connections for building constructions
- - 2950576


Inventors:
Bernhard, Cardan
Publication Date:
12/31/1968
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Primary Class:
52/167.100
Other Classes:
52/655.100, 188/312, 52/653.100, 188/316
International Classes:
E04H9/02




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