2220156

Information

• Patent Grant
• 2220156

• References
• Source

• Patent Number

  2,220,156

• Date Filed

  Not available

• Date Issued

  Tuesday, November 5, 1940
  84 years ago

• CPC

  • C08G16/0206 - with inorganic compounds

• US Classifications

  • 544 - Organic compounds
  • 424 - Drug, bio-affecting and body treating compositions
  • 548 - Organic compounds