1961730

Information

• Patent Grant
• 1961730

• References
• Source

• Patent Number

  1,961,730

• Date Filed

  Not available

• Date Issued

  Tuesday, June 5, 1934
  90 years ago

• CPC

  • B65H54/18 - forming spools to be loaded into sewing, lace, embroidery, or like machines
  • B65H2701/31 - Textiles threads or artificial strands of filaments
  • Y10T16/553 - including means to retain pintle in hinge [e.g., tamper proof, nonrising pintle, etc,]
  • Y10T16/557 - Specific pintle structure

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 016 - Miscellaneous hardware