San Francisco : Architect and Engineer, Inc · leaf 265
anning, too, by eliminating or reducing the numi)erof extra wide doors required in rooms and corridors below. Low and out of the sight line to complement your building design. . . easy to operate . . . economical . . . ruggedly built for long,troublefree service. Bilco engineers will be happy to… … Advanced design, finest materials andcareful attention to every detail byexperienced craftsmen reflect in thequality of the finished product. Effortless opening and closing of thehuge covers is made possible by theright combination of tubular oompres.sion spring operators. THE BILCO COMPANY, D E P…
Architecture · Building
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