2166297

Information

• Patent Grant
• 2166297

• References
• Source

• Patent Number

  2,166,297

• Date Filed

  Not available

• Date Issued

  Tuesday, July 18, 1939
  86 years ago

• CPC

  • C09H3/02 - Purification of sulutions of gelatine

• US Classifications

  • 530 - Chemistry: natural resins or derivatives