1334752

Information

• Patent Grant
• 1334752

• References
• Source

• Patent Number

  1,334,752

• Date Filed

  Not available

• Date Issued

  Tuesday, March 23, 1920
  104 years ago

• CPC

  • A24B15/306 - one reactant being an amino acid or a protein

• US Classifications

  • 131 - Tobacco