1641661

Information

• Patent Grant
• 1641661

• References
• Source

• Patent Number

  1,641,661

• Date Filed

  Not available

• Date Issued

  Tuesday, September 6, 1927
  97 years ago

• CPC

  • B65H54/543 - Securing cores or holders to supporting or driving members
  • B65H54/70 - Other constructional features of yarn-winding machines
  • B65H2402/52 - Bearings
  • B65H2402/70 - Lubrication
  • B65H2701/31 - Textiles threads or artificial strands of filaments
  • Y10S242/914 - Special bearing or lubrication

• US Classifications

  • 242 - Winding, tensioning, or guiding