1257142

Information

• Patent Grant
• 1257142

• References
• Source

• Patent Number

  1,257,142

• Date Filed

  Not available

• Date Issued

  Tuesday, February 19, 1918
  106 years ago

• CPC

  • F02B13/10 - Use of specific auxiliary fluids
  • Y10S123/04 - Stratification

• US Classifications

  • 123 - Internal-combustion engines