2234018

Information

• Patent Grant
• 2234018

• References
• Source

• Patent Number

  2,234,018

• Date Filed

  Not available

• Date Issued

  Tuesday, March 4, 1941
  83 years ago

• CPC

  • C09B49/04 - from amino compounds of the benzene, naphthalene or anthracene series

• US Classifications

  • 560 - Organic compounds