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Watchmen's Time Detectors Operated by Batteries or Magneto Generators (1900)
Holtzer-Cabot Electric Company · Holtzer-Cabot Electric Company · leaf 23
SLEIGH GONG. Cat. \o. Pkice. 380. \y% inch Gong . . . $1.25 •SSI- \% . 1.50 RECTANGULAR GONG. (at. No. 382. 1J4 inch Gong 383. 2 384. 2^ t k * 4 i ■ Price. 51.25 1.602.00Furniture · Furnishing Accessories · Electrical engineering · Facility Electrical Power Generating and Storing Equipment · Battery Equipment · Clocks · Gongs · Electric bells · Annunciators · Alarms · Batteries · Motors · Fans
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