722151

Information

• Patent Grant
• 722151

• References
• Source

• Patent Number

  722,151

• Date Filed

  Not available

• Date Issued

  Tuesday, March 3, 1903
  121 years ago

• CPC

  • C10B45/02 - Devices for producing compact unified coal charges outside the oven

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 198 - Conveyors: power-driven