1888631

Information

• Patent Grant
• 1888631

• References
• Source

• Patent Number

  1,888,631

• Date Filed

  Not available

• Date Issued

  Tuesday, November 22, 1932
  92 years ago

• CPC

  • C09B3/38 - by introduction of hydrocarbon or acyl residues into amino groups

• US Classifications

  • 544 - Organic compounds