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Standard and water-tight boxes for all electrical installation purposes (1908)

H. Krantz Manufacturing Co. · leaf 38

An illustration from Standard and water-tight boxes for all electrical installation purposes, 1908, leaf 38 — Interior View, showing a Ten Section Strip in place. SectionalView. Inside Dimensions—Length 9 5-8, Width 3 1-8, Depth 2 3-8. Step and Post are 5-8 above bottom. These boxes are made of cast iron. The covers are held in position by twoor more screws as shown in cut. A step is cast in one end and a…

Electric lighting · Electrical engineering · Electrical Machinery · Electrical Equipment · Wiring Equipment

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