2430257

Information

• Patent Grant
• 2430257

• References
• Source

• Patent Number

  2,430,257

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1947
  77 years ago

• CPC

  • H02P1/026 - Means for delayed starting

• US Classifications

  • 417 - Pumps
  • 318 - Electricity: motive power systems