2803625

Information

• Patent Grant
• 2803625

• References
• Source

• Patent Number

  2,803,625

• Date Filed

  Not available

• Date Issued

  Tuesday, August 20, 1957
  67 years ago

• CPC

  • C09B31/025 - containing acid groups
  • C09B45/26 - containing chromium

• US Classifications

  • 534 - Organic compounds