2870513

Information

• Patent Grant
• 2870513

• References
• Source

• Patent Number

  2,870,513

• Date Filed

  Not available

• Date Issued

  Tuesday, January 27, 1959
  65 years ago

• CPC

  • B28B21/22 - using rotatable mould or core parts
  • B28B21/242 - the working diameter of the compacting mechanism being adjustable
  • B28B21/28 - combined with vibration means
  • Y10S425/218 - Pipe machine: socket forming apparatus

• US Classifications

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