3668974

Information

• Patent Grant
• 3668974

• References
• Source

• Patent Number

  3,668,974

• Date Filed

  Not available

• Date Issued

  Tuesday, June 13, 1972
  52 years ago

• CPC

  • F01B17/04 - Steam engines
  • F01B2170/0417 - for locomobiles driven by small motors

• US Classifications

  • 091 - Motors: expansible chamber type