3871809

Information

• Patent Grant
• 3871809

• References
• Source

• Patent Number

  3,871,809

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1975
  49 years ago

• CPC

  • B29C53/285 - using rolls or endless bands
  • B31F1/305 - with sets of interengaging tools each secured to endless chains

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus
  • 198 - Conveyors: power-driven