Wall element

Details Wall element Wall element

1971-11-22

1976-06-22

Purser, Ernest R.

Static structures (e.g., buildings)

Openwork; e.g., truss, trellis, grille, screen, frame, or...

Fabric or lattice; e.g., indeterminate grating

E04B 228

Patent

active

039642283

ABSTRACT:
The present invention relates to a wall-element comprising a porous central portion, e.g. of synthetic products and stiff outer layers, e.g. of plaster.

REFERENCES:
patent: 2621378 (1952-12-01), Wilson
patent: 3071853 (1963-01-01), Price
patent: 3225505 (1965-12-01), Lytz
patent: 3305986 (1967-02-01), Mathews
patent: 3462897 (1969-08-01), Weinrott

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