1872521

Information

• Patent Grant
• 1872521

• References
• Source

• Patent Number

  1,872,521

• Date Filed

  Not available

• Date Issued

  Tuesday, August 16, 1932
  92 years ago

• CPC

  • B28B13/022 - Feeding several successive layers, optionally of different materials
  • B28B5/06 - in moulds on a turn-table
  • B28B7/0088 - Moulds in which at least one surface of the moulded article serves as mould surface

• US Classifications

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