3778004

Information

• Patent Grant
• 3778004

• References
• Source

• Patent Number

  3,778,004

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1973
  52 years ago

• CPC

  • D05B57/28 - Applications of bobbins for storing the lower thread

• US Classifications

  • 242 - Winding, tensioning, or guiding