2159537

Information

• Patent Grant
• 2159537

• References
• Source

• Patent Number

  2,159,537

• Date Filed

  Not available

• Date Issued

  Tuesday, May 23, 1939
  85 years ago

• CPC

  • H02H5/086 - of cooling or lubricating fluids

• US Classifications

  • 363 - Electric power conversion systems
  • 315 - Electric lamp and discharge devices: systems
  • 361 - Electricity: electrical systems and devices