1818083

Information

• Patent Grant
• 1818083

• References
• Source

• Patent Number

  1,818,083

• Date Filed

  Not available

• Date Issued

  Tuesday, August 11, 1931
  93 years ago

• CPC

  • C09B5/2427 - only sulfur-containing hetero rings

• US Classifications

  • 549 - Organic compounds