444078

Information

• Patent Grant
• 444078

• References
• Source

• Patent Number

  444,078

• Date Filed

  Not available

• Date Issued

  Tuesday, January 6, 1891
  134 years ago

• CPC

  • F28D1/03 - with plate-like or laminated conduits
  • Y10S165/335 - Plural air draft passages enclosed by casing

• US Classifications

  • 165 - Heat exchange