1743830

Information

• Patent Grant
• 1743830

• References
• Source

• Patent Number

  1,743,830

• Date Filed

  Not available

• Date Issued

  Tuesday, January 14, 1930
  95 years ago

• CPC

  • F28F21/04 - of ceramic of concrete of natural stone
  • Y10S165/068 - including fluid seal

• US Classifications

  • 165 - Heat exchange