3728994

Information

• Patent Grant
• 3728994

• References
• Source

• Patent Number

  3,728,994

• Date Filed

  Not available

• Date Issued

  Tuesday, April 24, 1973
  51 years ago

• CPC

  • F02F1/32 - the cylinder heads being of overhead valve type
  • F01L3/12 - Cooling of valves
  • F01P3/14 - for cooling intake or exhaust valves

• US Classifications

  • 123 - Internal-combustion engines