645969

Information

• Patent Grant
• 645969

• References
• Source

• Patent Number

  645,969

• Date Filed

  Not available

• Date Issued

  Tuesday, March 27, 1900
  124 years ago

• CPC

  • B01F15/068 - using heated or cooled stirrers
  • Y10S165/135 - Movable heat exchanger

• US Classifications

  • 165 - Heat exchange
  • 217 - Wooden receptacles