2164122

Information

• Patent Grant
• 2164122

• References
• Source

• Patent Number

  2,164,122

• Date Filed

  Not available

• Date Issued

  Tuesday, June 27, 1939
  85 years ago

• CPC

  • B64D17/20 - variable in area

• US Classifications

  • 244 - Aeronautics and astronautics