1798517

Information

• Patent Grant
• 1798517

• References
• Source

• Patent Number

  1,798,517

• Date Filed

  Not available

• Date Issued

  Tuesday, March 31, 1931
  94 years ago

• CPC

  • C10B31/04 - coke ovens with horizontal chambers
  • Y10S70/52 - Over center spring

• US Classifications

  • 202 - Distillation: apparatus
  • 070 - Locks