3741704

Information

• Patent Grant
• 3741704

• References
• Source

• Patent Number

  3,741,704

• Date Filed

  Not available

• Date Issued

  Tuesday, June 26, 1973
  51 years ago

• CPC

  • B29C45/2806 - consisting of needle valve systems
  • B29C45/27 - Sprue channels Runner channels or runner nozzles
  • B29C2045/2767 - the heat insulation being provided with an axial opening being part of the melt flow channel

• US Classifications

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