2778828

Information

• Patent Grant
• 2778828

• References
• Source

• Patent Number

  2,778,828

• Date Filed

  Not available

• Date Issued

  Tuesday, January 22, 1957
  67 years ago

• CPC

  • C07D251/58 - from cyanamide, dicyanamide or calcium cyanamide

• US Classifications

  • 544 - Organic compounds
  • 338 - Electrical resistors