3817680

Information

• Patent Grant
• 3817680

• References
• Source

• Patent Number

  3,817,680

• Date Filed

  Not available

• Date Issued

  Tuesday, June 18, 1974
  50 years ago

• CPC

  • D01D4/022 - Processes or materials for the preparation of spinnerettes

• US Classifications

  • 425 - Plastic article or earthenware shaping or treating: apparatus