1444017

Information

• Patent Grant
• 1444017

• References
• Source

• Patent Number

  1,444,017

• Date Filed

  Not available

• Date Issued

  Tuesday, February 6, 1923
  102 years ago

• CPC

  • B64D17/00 - Parachutes
  • B64D2700/62526 - Parachutes with a rigid armature

• US Classifications

  • 244 - Aeronautics and astronautics
  • 135 - Tent, canopy, umbrella, or cane
  • 182 - Fire escape, ladder, or scaffold