622801

Information

• Patent Grant
• 622801

• References
• Source

• Patent Number

  622,801

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1899
  125 years ago

• CPC

  • B28B21/245 - using a horizontal compacting roller in a horizontally rotatable mould
  • Y10S425/113 - Inner roll

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus