3843758

Information

• Patent Grant
• 3843758

• References
• Source

• Patent Number

  3,843,758

• Date Filed

  Not available

• Date Issued

  Tuesday, October 22, 1974
  50 years ago

• CPC

  • B26D3/16 - Cutting rods or tubes transversely
  • B26F1/0023 - by rotary tools
  • Y10S264/52 - Processes of making corrugated tubes for gas mask
  • Y10S285/903 - Corrugated

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes
  • 285 - Pipe joints or couplings
  • 425 - Plastic article or earthenware shaping or treating: apparatus