672437

Information

• Patent Grant
• 672437

• References
• Source

• Patent Number

  672,437

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1901
  123 years ago

• CPC

  • F25C1/147 - by using augers
  • Y10S29/063 - Fluid conveyor or applicator

• US Classifications

  • 062 - Refrigeration
  • 029 - Metal working