1827253

Information

• Patent Grant
• 1827253

• References
• Source

• Patent Number

  1,827,253

• Date Filed

  Not available

• Date Issued

  Tuesday, October 13, 1931
  93 years ago

• CPC

  • B64D33/12 - of retractable type
  • B64D2700/62973 - Heating and cooling devices

• US Classifications

  • 244 - Aeronautics and astronautics
  • 123 - Internal-combustion engines