Muirhead & Co., electrical engineers & contractors and manufacturers of electrical & telegraphic apparatus. (1893)
Muirhead & Co. · Muirhead & Co. · leaf 26
. from 2 10 0 to 4 0 • * ft « • » * - V 237.—Rymer Joness Testing Key t • • • ft 4 238,—Saunders Galvanometer Reversing Key with short-circuiting key combined Bridge Key (Battery Key and GalvanometerKey combined), mounted on ebonite base, B. A. pattern • ■ ► • • • ■ r t » * ■ P * 241.—Ditto ...… … 252.—Capacity Key, Lamberts, for Thomsons CcipctCl uV LGSu p m a ■ • . » » a *«• ■*! 265.—Short Circuiting Key, on ebonite base ...266.—Ditto ... -ditto, with contacts, on ebonite pillars ei> » - «
Electrical Equipment · Lightning protection for structures · Lightning protection for buildings · Batteries · Lighting · Maintenance testing of electrical systems · Wiring devices
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