1778159

Information

• Patent Grant
• 1778159

• References
• Source

• Patent Number

  1,778,159

• Date Filed

  Not available

• Date Issued

  Tuesday, October 14, 1930
  95 years ago

• CPC

  • C09B5/2427 - only sulfur-containing hetero rings

• US Classifications

  • 549 - Organic compounds