3398347

Information

• Patent Grant
• 3398347

• References
• Source

• Patent Number

  3,398,347

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1968
  56 years ago

• CPC

  • H02J7/0034 - using reverse polarity correcting or protecting circuits
  • H02J7/1461 - with safety or indicationg devices
  • H02J7/22 - due to variation of make-to-break ratio of intermittently-operating contacts
  • Y10T307/839 - Polarity, phase sequence or reverse flow

• US Classifications

  • 320 - Electricity: battery or capacitor charging or discharging
  • 307 - Electrical transmission or interconnection systems
  • 322 - Electricity: single generator systems