1773419

Information

• Patent Grant
• 1773419

• References
• Source

• Patent Number

  1,773,419

• Date Filed

  Not available

• Date Issued

  Tuesday, August 19, 1930
  94 years ago

• CPC

  • D21C1/06 - with alkaline reacting compounds
  • Y10S162/02 - Chip soaking

• US Classifications

  • 162 - Paper making and fiber liberation