185657

Information

• Patent Grant
• 185657

• References
• Source

• Patent Number

  185,657

• Date Filed

  Not available

• Date Issued

  Tuesday, December 26, 1876
  148 years ago

• CPC

  • C10F5/06 - combined with a carbonisation step for producing turfcoal

• US Classifications

  • 044 - Fuel and related compositions