1758641

Information

• Patent Grant
• 1758641

• References
• Source

• Patent Number

  1,758,641

• Date Filed

  Not available

• Date Issued

  Tuesday, May 13, 1930
  94 years ago

• CPC

  • C07C273/06 - from cyanamide or calcium cyanamide

• US Classifications

  • 564 - Organic compounds