The standard electrical dictionary : a popular encyclopaedia of words and terms used in the practice of electrical engineering (1898)
Sloane, T. O'Conor (Thomas O'Conor), 1851-1940 · London : Crosby Lockwood and Son · leaf 21
Burglar Alarm Switch or Circuit Breaker. Alarm, Burgiar. A system of circuits with alarm bell extend-ing over a house or apartments designed to give notice of the open- … Fig. 8. Burglar Alarm Switch or Circuit Breakzzr. STANDARD ElvECTRICAL DICTIONARY. 17 ing of a window or door. As adjuncts to the system the treads of
Electricity
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