2140343

Information

• Patent Grant
• 2140343

• References
• Source

• Patent Number

  2,140,343

• Date Filed

  Not available

• Date Issued

  Tuesday, December 13, 1938
  86 years ago

• CPC

  • H02M1/30 - incorporating liquid contacts

• US Classifications

  • 200 - Electricity: circuit makers and breakers
  • 363 - Electric power conversion systems