3673426

Information

• Patent Grant
• 3673426

• References
• Source

• Patent Number

  3,673,426

• Date Filed

  Not available

• Date Issued

  Tuesday, June 27, 1972
  52 years ago

• CPC

  • H01H21/58 - Change-over switches without stable intermediate position
  • H01H33/122 - both breaker and sectionaliser being enclosed
  • Y10T307/839 - Polarity, phase sequence or reverse flow

• US Classifications

  • 307 - Electrical transmission or interconnection systems
  • 200 - Electricity: circuit makers and breakers
  • 290 - Prime-mover dynamo plants