3852557

Information

• Patent Grant
• 3852557

• References
• Source

• Patent Number

  3,852,557

• Date Filed

  Not available

• Date Issued

  Tuesday, December 3, 1974
  50 years ago

• CPC

  • H01H3/001 - Means for preventing or breaking contact-welding
  • H01H23/28 - with three operating positions
  • H01H23/166 - with positive action
  • H01H23/168 - using cams

• US Classifications

  • 200 - Electricity: circuit makers and breakers