2187040

Information

• Patent Grant
• 2187040

• References
• Source

• Patent Number

  2,187,040

• Date Filed

  Not available

• Date Issued

  Tuesday, January 16, 1940
  85 years ago

• CPC

  • B64C35/003 - using auxiliary floats at the wing tips

• US Classifications

  • 244 - Aeronautics and astronautics