2640555

Information

• Patent Grant
• 2640555

• References
• Source

• Patent Number

  2,640,555

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1953
  71 years ago

• CPC

  • B64C11/42 - non-automatic
  • Y10S60/904 - Propeller or air plane system

• US Classifications

  • 416 - Fluid reaction surfaces
  • 060 - Power plants
  • 091 - Motors: expansible chamber type
  • 092 - Expansible chamber devices