3890810

Information

• Patent Grant
• 3890810

• References
• Source

• Patent Number

  3,890,810

• Date Filed

  Not available

• Date Issued

  Tuesday, June 24, 1975
  49 years ago

• CPC

  • D04B35/12 - responsive to thread consumption
  • B65H63/0327 - using piezo-electric sensing means
  • B65H2701/31 - Textiles threads or artificial strands of filaments

• US Classifications

  • 066 - Textiles: knitting
  • 139 - Textiles: weaving
  • 200 - Electricity: circuit makers and breakers