Static structures (e.g. – buildings) – Stepped; e.g. – stair
Patent
1992-08-17
1994-12-06
Friedman, Carl D.
Static structures (e.g., buildings)
Stepped; e.g., stair
52183, 52 796, 521261, 256 67, 182113, E04F 1118
Patent
active
053699211
ABSTRACT:
A portable stairway railing device is disclosed comprising a frame structure having several support braces attachable to the stairway surface at the rearward section of the individual step. The support braces allow for selective variance of the width, depth, and height for fitting variously sized stairways. On the top portion of the frame structure is disposed a hand rail.
REFERENCES:
patent: 3421529 (1969-01-01), Vestal
patent: 3455313 (1969-07-01), King
patent: 4094331 (1978-06-01), Rozsa
Friedman Carl D.
Kent Christopher-Todd
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