721890

Information

• Patent Grant
• 721890

• References
• Source

• Patent Number

  721,890

• Date Filed

  Not available

• Date Issued

  Tuesday, March 3, 1903
  122 years ago

• CPC

  • C12C1/033 - in boxes or drums

• US Classifications

  • 435 - Chemistry: molecular biology and microbiology
  • 165 - Heat exchange
  • 198 - Conveyors: power-driven
  • 210 - Liquid purification or separation
  • 366 - Agitating