3408804

Information

• Patent Grant
• 3408804

• References
• Source

• Patent Number

  3,408,804

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1968
  57 years ago

• CPC

  • H01B13/0257 - being a perforated disc

• US Classifications

  • 057 - Textiles: spinning, twisting, and twining
  • 174 - Electricity: conductors and insulators