124431

Information

• Patent Grant
• 124431

• References
• Source

• Patent Number

  124,431

• Date Filed

  Not available

• Date Issued

  Tuesday, March 12, 1872
  153 years ago

• CPC

  • B29C47/0004 - characterised by the choice of material
  • B28B11/161 - in vertically operating extrusion presses
  • B29C47/0009 - characterised by the shape of the articles

• US Classifications

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