1572638

Information

• Patent Grant
• 1572638

• References
• Source

• Patent Number

  1,572,638

• Date Filed

  Not available

• Date Issued

  Tuesday, February 9, 1926
  99 years ago

• CPC

  • C07C273/06 - from cyanamide or calcium cyanamide

• US Classifications

  • 564 - Organic compounds