2628891

Information

• Patent Grant
• 2628891

• References
• Source

• Patent Number

  2,628,891

• Date Filed

  Not available

• Date Issued

  Tuesday, February 17, 1953
  71 years ago

• CPC

  • C09C1/52 - Channel black; Preparation thereof

• US Classifications

  • 422 - Chemical apparatus and process disinfecting, deodorizing, preserving, or sterilizing