San Francisco : Architect and Engineer, Inc · leaf 168
find in our DUPLEXC ONVENIENCE OUTLET No. 6257a maxinium of comfort and convenience.The douMe outlets permit the operationof lamp and heater, or any other twoappliances, at the same time, withoutinterference. Ihe T-shaped slots accom-modate standard attachment plug caps,and the douhle…
Architecture · Building
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