3716202

Information

• Patent Grant
• 3716202

• References
• Source

• Patent Number

  3,716,202

• Date Filed

  Not available

• Date Issued

  Tuesday, February 13, 1973
  51 years ago

• CPC

  • D05B57/28 - Applications of bobbins for storing the lower thread
  • B65H75/14 - with two end flanges
  • B65H2701/31 - Textiles threads or artificial strands of filaments
  • B65H2701/5112 - Paper or plastic sheet material
  • D05D2207/05 - Magnetic devices

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 264 - Plastic and nonmetallic article shaping or treating: processes