2500923

Information

• Patent Grant
• 2500923

• References
• Source

• Patent Number

  2,500,923

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1950
  74 years ago

• CPC

  • B28B1/42 - using mixtures containing fibres

• US Classifications

  • 162 - Paper making and fiber liberation
  • 118 - Coating apparatus