1743272

Information

• Patent Grant
• 1743272

• References
• Source

• Patent Number

  1,743,272

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1930
  95 years ago

• CPC

  • B64C11/00 - Propellers
  • B64D2700/62692 - Tractive or propulsive propellers

• US Classifications

  • 244 - Aeronautics and astronautics