1912121

Information

• Patent Grant
• 1912121

• References
• Source

• Patent Number

  1,912,121

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1933
  91 years ago

• CPC

  • B31F1/0074 - Making essentially non-hollow profiles

• US Classifications

  • 057 - Textiles: spinning, twisting, and twining