2778759

Information

• Patent Grant
• 2778759

• References
• Source

• Patent Number

  2,778,759

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1957
  68 years ago

• CPC

  • F16L59/022 - with a single slit
  • B29C67/248 - Moulding mineral fibres or particles bonded with resin
  • C04B30/02 - containing fibrous materials
  • B29K2709/08 - Glass
  • B29K2995/0015 - Insulating
  • B29L2023/225 - Insulated

• US Classifications

  • 138 - Pipes and tubular conduits