2239543

Information

• Patent Grant
• 2239543

• References
• Source

• Patent Number

  2,239,543

• Date Filed

  Not available

• Date Issued

  Tuesday, April 22, 1941
  83 years ago

• CPC

  • A21D2/30 - Organic phosphorus compounds

• US Classifications

  • 426 - Food or edible material: processes, compositions, and products
  • 424 - Drug, bio-affecting and body treating compositions
  • 556 - Organic compounds