1452561

Information

• Patent Grant
• 1452561

• References
• Source

• Patent Number

  1,452,561

• Date Filed

  Not available

• Date Issued

  Tuesday, April 24, 1923
  101 years ago

• CPC

  • F02D15/00 - Varying compression ratio
  • F02D2700/035 - without modifying the volume of the compression space

• US Classifications

  • 060 - Power plants
  • 123 - Internal-combustion engines