Sangamo Electric Co. (1899-1975)

DC Singlephase Polyphase Prepayment Switchboard Standards
  Gutmann Type A        
  Gutmann Type B        
C          
D, D-3, D-4 D, E        
D-5 F     D-5, F D-5
  H H      
  H2 H2   H2 HP6
  HC HC HCP HC  
  HFS, HFA HF HFP    
    L      
  JS, JA LC     J3, J5
  J2S, J2A P   J2F, PF J33, J44

For more information on the later Sangamo meters (1960-1975) and Schlumberger (1975-2004) meters, please refer to the modern meters section.

Information on Sangamo Clocks

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