Watchmen's Time Detectors Operated by Batteries or Magneto Generators (1900)
Holtzer-Cabot Electric Company · Holtzer-Cabot Electric Company · leaf 58
hting Gas Circuits. This instrument consists of aSpark Coil, Relay and Switchesarranged in a neat wood case.Each separate circuit is wired toits respective Switch Arm. Incase a short circuit takes placefrom any cause whatever, the re-lay is closed and a bell, whichmay be conveniently located,… … Cat No. 1180. PRICE. Sectional Cut-Out, any wood, complete with 10 sections (switches)Each additional Switch above 10 $15.00.20 i 5* iinMiiiiimt iiiihiiMiiitiiiitHiiiiiiniiiiiHii him iiinii • i niHi .Tilt: MOLTZER-CABOT ELECTRIC COMPANY Boston, /Muss. Apparatus for Multiple Gas Lighting.
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