3669157

Information

• Patent Grant
• 3669157

• References
• Source

• Patent Number

  3,669,157

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1972
  52 years ago

• CPC

  • F16L57/00 - Protection of pipes or objects of similar shape against external or internal damage or wear
  • B29C61/0658 - consisting of fibrous plastics material
  • D03D3/00 - Woven fabrics characterised by their shape
  • B29L2011/00 - Optical elements
  • B29L2023/00 - Tubular articles
  • D03D2700/03 - Tubular fabrics or bags Endless fabrics

• US Classifications

  • 139 - Textiles: weaving
  • 028 - Textiles: manufacturing
  • 138 - Pipes and tubular conduits