3681908

Information

• Patent Grant
• 3681908

• References
• Source

• Patent Number

  3,681,908

• Date Filed

  Not available

• Date Issued

  Tuesday, August 8, 1972
  52 years ago

• CPC

  • D01H7/2225 - the braking means surrounding nearly the whole periphery of the whorl

• US Classifications

  • 057 - Textiles: spinning, twisting, and twining
  • 242 - Winding, tensioning, or guiding