2689379

Information

• Patent Grant
• 2689379

• References
• Source

• Patent Number

  2,689,379

• Date Filed

  Not available

• Date Issued

  Tuesday, September 21, 1954
  70 years ago

• CPC

  • B29C59/06 - using vacuum drums
  • B26F1/00 - Perforating Punching Cutting-out Stamping-out Apparatus therefor
  • B26F1/06 - with punching tools moving with the work
  • B29C70/58 - comprising fillers only
  • Y10S264/70 - Processes for forming screens or perforating articles

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 217 - Wooden receptacles
  • 425 - Plastic article or earthenware shaping or treating: apparatus