453071

Information

• Patent Grant
• 453071

• References
• Source

• Patent Number

  453,071

• Date Filed

  Not available

• Date Issued

  Tuesday, May 26, 1891
  133 years ago

• CPC

  • F02B13/10 - Use of specific auxiliary fluids

• US Classifications

  • 123 - Internal-combustion engines
  • 073 - Measuring and testing