3909346

Information

• Patent Grant
• 3909346

• References
• Source

• Patent Number

  3,909,346

• Date Filed

  Not available

• Date Issued

  Tuesday, September 30, 1975
  49 years ago

• CPC

  • D21H13/42 - Asbestos
  • D21H17/35 - Polyalkenes

• US Classifications

  • 162 - Paper making and fiber liberation