1840716

Information

• Patent Grant
• 1840716

• References
• Source

• Patent Number

  1,840,716

• Date Filed

  Not available

• Date Issued

  Tuesday, January 12, 1932
  93 years ago

• CPC

  • B64C35/006 - with lift generating devices

• US Classifications

  • 114 - Ships
  • 244 - Aeronautics and astronautics