1721318

Information

• Patent Grant
• 1721318

• References
• Source

• Patent Number

  1,721,318

• Date Filed

  Not available

• Date Issued

  Tuesday, July 16, 1929
  96 years ago

• CPC

  • C09B1/521 - unsubstituted amino and hydroxy groups

• US Classifications

  • 552 - Organic compounds