Construction panels

Details Construction panels Construction panels

1977-12-13

1979-10-30

Perham, Alfred C.

Static structures (e.g., buildings)

Disparate sheet lamina between exposed surfaces of wall,...

52432, 52519, 52542, 52583, E04B 154, E04B 164

Patent

active

041723465

ABSTRACT:
A construction panel suitable for flat roofs, walls, floors and the like. The panel is preformed employing a sheet steel member embedded therein having in addition intersecting reinforcement of steel bars. The panel is of cementitious material bent on both sides and formed in a U-shape.

REFERENCES:
patent: RE18349 (1932-02-01), Lupof
patent: 782810 (1905-02-01), Murphy et al.
patent: 873739 (1907-12-01), Edmondson
patent: 906025 (1908-12-01), Howe
patent: 1441362 (1923-01-01), Malcolm
patent: 1666199 (1928-04-01), Fitzpatrick
patent: 1892498 (1932-12-01), Adams
patent: 1908414 (1933-05-01), Finley
patent: 2006650 (1935-07-01), O'Reilly
patent: 2713710 (1955-07-01), Holland
patent: 3197933 (1965-08-01), Burns et al.
patent: 3290840 (1966-12-01), Middendorf
patent: 3417570 (1968-12-01), Pegan et al.

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