3494236

Information

• Patent Grant
• 3494236

• References
• Source

• Patent Number

  3,494,236

• Date Filed

  Not available

• Date Issued

  Tuesday, February 10, 1970
  55 years ago

• CPC

  • G07C3/14 - Quality control systems
  • B65H63/065 - using photo-electric sensing means
  • B65H2701/31 - Textiles threads or artificial strands of filaments
  • Y10T83/533 - With photo-electric work-sensing means
  • Y10T83/535 - Release of interlock controlled
  • Y10T83/543 - Sensing means responsive to work indicium or irregularity

• US Classifications

  • 083 - Cutting
  • 250 - Radiant energy