1437447

Information

• Patent Grant
• 1437447

• References
• Source

• Patent Number

  1,437,447

• Date Filed

  Not available

• Date Issued

  Tuesday, December 5, 1922
  103 years ago

• CPC

  • F02B57/08 - Engines with star-shaped cylinder arrangements
  • F02B2075/1828 - seven

• US Classifications

  • 092 - Expansible chamber devices
  • 123 - Internal-combustion engines