2203913

Information

• Patent Grant
• 2203913

• References
• Source

• Patent Number

  2,203,913

• Date Filed

  Not available

• Date Issued

  Tuesday, June 11, 1940
  84 years ago

• CPC

  • B61L5/045 - using electrically controlled fluid-pressure operated driving means

• US Classifications

  • 246 - Railway switches and signals
  • 091 - Motors: expansible chamber type