1939525

Information

• Patent Grant
• 1939525

• References
• Source

• Patent Number

  1,939,525

• Date Filed

  Not available

• Date Issued

  Tuesday, December 12, 1933
  91 years ago

• CPC

  • D01H1/00 - Spinning or twisting machines in which the product is wound-up continuously
  • D01H2700/01 - Preparatory spinning machines

• US Classifications

  • 019 - Textiles: fiber preparation