Title:
Undercut former
United States Patent 2614310
US Patent References:
Concrete wall construction
- - 1641147

Tie wire pocket forming device
- - 1821951

Building structure
- - 1848014

Concrete wall construction
- - 1917062

Wall construction
- - 2000409


Inventors:
Maxwell, James Robert
Publication Date:
10/21/1952
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Assignee:
Maxwell, James Robert
Primary Class:
249/176
Other Classes:
249/98, 249/28, 249/189, 52/612, 52/378, 425/DIG.044, 249/35, 249/183, 264/318, 52/704, 52/372
International Classes:
E04G15/06; E04G15/00
US Patent References:
2037545Manufacture of concrete blocks and the like
2311479Method of molding concrete blocks
2318692Anchor groove forming device for concrete structures
2394227Production of prestressed reinforced concrete units
2593456Flexible key form for forming recesses in concrete structures
2596028Flexible insert for forming recesses in walls and the like