1943477

Information

• Patent Grant
• 1943477

• References
• Source

• Patent Number

  1,943,477

• Date Filed

  Not available

• Date Issued

  Tuesday, January 16, 1934
  90 years ago

• CPC

  • B28B1/02 - by turning or jiggering in moulds or moulding surfaces on rotatable supports
  • B28B3/021 - Ram heads of special form
  • B28B7/0058 - Moulds, cores or mandrels with provisions concerning the elimination of superfluous material; Moulds with burr-removing means provided therein or carried thereby
  • B28B7/0097 - Press moulds; Press-mould and press-ram assemblies
  • Y10S425/812 - Venting

• US Classifications

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