1668490

Information

• Patent Grant
• 1668490

• References
• Source

• Patent Number

  1,668,490

• Date Filed

  Not available

• Date Issued

  Tuesday, May 1, 1928
  97 years ago

• CPC

  • B60H1/10 - the other radiator being situated in a duct capable of being connected to atmosphere outside vehicle

• US Classifications

  • 237 - Heating systems
  • 123 - Internal-combustion engines
  • 165 - Heat exchange
  • 202 - Distillation: apparatus