1743989

Information

• Patent Grant
• 1743989

• References
• Source

• Patent Number

  1,743,989

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1930
  95 years ago

• CPC

  • F22D1/26 - with means, other than tubes, to separate water and heating medium

• US Classifications

  • 165 - Heat exchange