3730657

Information

• Patent Grant
• 3730657

• References
• Source

• Patent Number

  3,730,657

• Date Filed

  Not available

• Date Issued

  Tuesday, May 1, 1973
  53 years ago

• CPC

  • B28B7/0017 - for attaching mould walls on mould tables
  • B28B3/04 - with one ram per mould
  • B28B7/002 - using magnets

• US Classifications

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