2050197

Information

• Patent Grant
• 2050197

• References
• Source

• Patent Number

  2,050,197

• Date Filed

  Not available

• Date Issued

  Tuesday, August 4, 1936
  88 years ago

• CPC

  • D06M13/12 - Aldehydes Ketones
  • D06M13/192 - Polycarboxylic acids Anhydrides, halides or salts thereof
  • D06M13/238 - Tannins
  • Y10T428/2971 - Impregnation

• US Classifications

  • 428 - Stock material or miscellaneous articles
  • 008 - Bleaching and dyeing
  • 174 - Electricity: conductors and insulators