Muirhead & Co., electrical engineers & contractors and manufacturers of electrical & telegraphic apparatus. (1893)
Muirhead & Co. · Muirhead & Co. · leaf 58
I ■■ m ELECTROSTATIC VOLTMETERS. 51 ELECTROSTATIC VOLTMETERS. jiBBM \ … *~;tz; ,r ,A. „ , x , range. 40 to 160 volts 809.—Multicellular I \ u , - * best oi range 810. » ii. / range \ best of range 811. 3? m ( range ( best of range 612. 33 IV. i range 813. 91 V. I best of range rangebest of range 50 to 100 3) 60 to 24070 to 130 80 to 400100 to 240 200 to 800300 to GOO…
Electrical Equipment · Lightning protection for structures · Lightning protection for buildings · Batteries · Lighting · Maintenance testing of electrical systems · Wiring devices
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