3887312

Information

• Patent Grant
• 3887312

• References
• Source

• Patent Number

  3,887,312

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1975
  49 years ago

• CPC

  • B29C45/70 - Means for plasticising or homogenising the moulding material or forcing it into the mould, combined with mould opening, closing or clamping devices
  • B29C45/231 - Needle valve systems therefor
  • B29C45/64 - Mould opening, closing or clamping devices
  • B29C2045/645 - using magnetic means

• US Classifications

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