1400815

Information

• Patent Grant
• 1400815

• References
• Source

• Patent Number

  1,400,815

• Date Filed

  Not available

• Date Issued

  Tuesday, December 20, 1921
  103 years ago

• CPC

  • B60H1/00335 - of the gas-air type
  • Y10S165/121 - Serpentine heat exchange flow path

• US Classifications

  • 165 - Heat exchange
  • 237 - Heating systems