3461299

Information

• Patent Grant
• 3461299

• References
• Source

• Patent Number

  3,461,299

• Date Filed

  Not available

• Date Issued

  Tuesday, August 12, 1969
  55 years ago

• CPC

  • G01N33/365 - filiform textiles
  • B65H63/065 - using photo-electric sensing means
  • D01H13/12 - Arrangements preventing snarls or inadvertent doubling of yarns
  • D01H13/165 - Photo-electric sensing means
  • B65H2701/31 - Textiles threads or artificial strands of filaments

• US Classifications

  • 250 - Radiant energy
  • 356 - Optics: measuring and testing