3567171

Information

• Patent Grant
• 3567171

• References
• Source

• Patent Number

  3,567,171

• Date Filed

  Not available

• Date Issued

  Tuesday, March 2, 1971
  53 years ago

• CPC

  • B28B7/0079 - with surfaces for moulding interlocking means
  • B28B7/06 - Moulds with flexible parts
  • B28B7/28 - Cores Mandrels
  • B28B23/0056 - Means for inserting the elements into the mould or supporting them in the mould
  • E04G15/068 - for channels open towards the surface

• US Classifications

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