3687597

Information

• Patent Grant
• 3687597

• References
• Source

• Patent Number

  3,687,597

• Date Filed

  Not available

• Date Issued

  Tuesday, August 29, 1972
  52 years ago

• CPC

  • B28B7/28 - Cores Mandrels
  • B28B7/0038 - the sidewalls of mould and moulded article moving only past each other
  • B28B7/168 - for holders or similar hollow articles

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 249 - Static molds