3820337

Information

• Patent Grant
• 3820337

• References
• Source

• Patent Number

  3,820,337

• Date Filed

  Not available

• Date Issued

  Friday, June 28, 1974
  50 years ago

• CPC

  • F02B71/06 - Free-piston combustion gas generators per se
  • F02B73/00 - Combinations of two or more engines, not otherwise provided for

• US Classifications

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