2983961

Information

• Patent Grant
• 2983961

• References
• Source

• Patent Number

  2,983,961

• Date Filed

  Not available

• Date Issued

  Tuesday, May 16, 1961
  63 years ago

• CPC

  • B29C49/0005 - characterised by the choice of material
  • B29C2049/0089 - the parison being a tube
  • B29K2027/18 - PTFE, i.e. polytetrafluorethene
  • B29K2105/258 - tubular
  • B29L2023/18 - Pleated or corrugated hoses
  • Y10S264/52 - Processes of making corrugated tubes for gas mask

• US Classifications

  • 264 - Plastic and nonmetallic article shaping or treating: processes