2139550

Information

• Patent Grant
• 2139550

• References
• Source

• Patent Number

  2,139,550

• Date Filed

  Not available

• Date Issued

  Tuesday, December 6, 1938
  86 years ago

• CPC

  • C07C39/28 - the halogen being one chlorine atom

• US Classifications

  • 568 - Organic compounds