1390995

Information

• Patent Grant
• 1390995

• References
• Source

• Patent Number

  1,390,995

• Date Filed

  Not available

• Date Issued

  Tuesday, September 20, 1921
  103 years ago

• CPC

  • C08B1/006 - Preparation of cuprammonium cellulose solutions

• US Classifications

  • 106 - Compositions: coating or plastic