2992156

Information

• Patent Grant
• 2992156

• References
• Source

• Patent Number

  2,992,156

• Date Filed

  Not available

• Date Issued

  Tuesday, July 11, 1961
  64 years ago

• CPC

  • D21H17/03 - Non-macromolecular organic compounds
  • D21H11/20 - Chemically or biochemically modified fibres

• US Classifications

  • 162 - Paper making and fiber liberation
  • 430 - Radiation imagery chemistry: process, composition, or product thereof