Illinois Society of Architects · Chicago · leaf 369
are not to be groundedat the building service. APPARATUS. Welders and Furnaces. Call Commonwialtli Ialison Co., Randolph1280 for information. X-Bay Machines. Call Commonwealth Edison Co., Randolph1280 for Information. 4 367 To C()MHL^E in the Elec-trical Installation thepractical judgment of years… … ct Co.. DEARBORN ELECTRICAL CONSTRUCTION CO. 500 North Dearborn Street, Chicago ■MS Electric Ranges, Ovens, and KeatingAppliances. 1. Electric ranges and other heating ap-pliances in which the aggregate rating ofthe heating units is not more than 2 K.W.,will be connected for 115 volt, 2-wire…
Architecture · Building · Architects
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