3828581

Information

• Patent Grant
• 3828581

• References
• Source

• Patent Number

  3,828,581

• Date Filed

  Not available

• Date Issued

  Tuesday, August 13, 1974
  50 years ago

• CPC

  • D04B37/04 - for inserting or adjusting pattern pins or like elements in pattern drums or wheels

• US Classifications

  • 066 - Textiles: knitting
  • D18 - Printing and office machinery