1974497

Information

• Patent Grant
• 1974497

• References
• Source

• Patent Number

  1,974,497

• Date Filed

  Not available

• Date Issued

  Tuesday, September 25, 1934
  90 years ago

• CPC

  • B65H54/103 - forming frusto-conical packages or forming packages on frusto-conical bobbins, tubes, cores or formers
  • B65H2701/31 - Textiles threads or artificial strands of filaments

• US Classifications

  • 242 - Winding, tensioning, or guiding
  • 057 - Textiles: spinning, twisting, and twining