Title:
Hollow and channel building block
United States Patent 2560731
US Patent References:
/0822510.html
- - 0822510

/0830094.html
- - 0830094

/1125908.html
- - 1125908

/1323513.html
- - 1323513

Hollow channel-brick and wall construction
- - 1347533


Inventors:
Miller, Walter H.
Publication Date:
07/17/1951
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Assignee:
Miller, Walter H.
Primary Class:
52/125.300
Other Classes:
52/98, 52/561
International Classes:
E04B2/42; E04B2/02
US Patent References:
1377572Cored channel-brick and wall construction
1380821Wall construction and brick therefor
1456048Brick
1503327Brick, and wall construction
1618281Wall construction and building block
1668348Combined reversible nailing and chase-forming brick or block
1866129Wall
2021133Building wall
2049907Building block and wall structure
2054679Formtile structure
2090285Building tile
2154213Building tile
2162417Building brick and wall