2543474

Information

• Patent Grant
• 2543474

• References
• Source

• Patent Number

  2,543,474

• Date Filed

  Not available

• Date Issued

  Tuesday, February 27, 1951
  73 years ago

• CPC

  • B65H54/106 - Manual or other small, compact or portable winding devices for forming packages for different purposes
  • B65H54/18 - forming spools to be loaded into sewing, lace, embroidery, or like machines
  • B65H2701/31 - Textiles threads or artificial strands of filaments
  • Y10T24/44265 - Gripping member face integral with or rigidly affixed to screw-driving portion

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 024 - Buckles, buttons, clasps, etc.