2506174

Information

• Patent Grant
• 2506174

• References
• Source

• Patent Number

  2,506,174

• Date Filed

  Not available

• Date Issued

  Tuesday, May 2, 1950
  75 years ago

• CPC

  • B65H63/068 - using piezo-electric sensing means
  • B65H2701/31 - Textiles threads or artificial strands of filaments

• US Classifications

  • 028 - Textiles: manufacturing
  • 057 - Textiles: spinning, twisting, and twining
  • 226 - Advancing material of indeterminate length
  • 242 - Winding, tensioning, or guiding