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Watchmen's Time Detectors Operated by Batteries or Magneto Generators (1900)
Holtzer-Cabot Electric Company · Holtzer-Cabot Electric Company · leaf 142
Jack-knife Switches. PRICE LIST. Cat. No. 5065. Plain Switch, Polished Slate,Friction Stop, 30 Ampere §6.00 60 8.00 Full Finish. 30 Ampere $9.50 60 »• 11.50 Add one-third for 3-pole switches. Cat. No. 5050. The H -C. Switch. Double Pole, Slate Base, Friction Stop. Cat. No. 5060. Same as above, but… … Add one-third for 3-pole switches. Cat. No. 5055. The H.-C. Switch, with Fuse Connections. Heavy Motor and Dynamo Switches.Furniture · 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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