1847688

Information

• Patent Grant
• 1847688

• References
• Source

• Patent Number

  1,847,688

• Date Filed

  Not available

• Date Issued

  Tuesday, March 1, 1932
  92 years ago

• CPC

  • B60L15/34 - with human control of a setting device
  • B60L2200/26 - Rail vehicles

• US Classifications

  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices