1621840

Information

• Patent Grant
• 1621840

• References
• Source

• Patent Number

  1,621,840

• Date Filed

  Not available

• Date Issued

  Tuesday, March 22, 1927
  97 years ago

• CPC

  • F03C1/14 - by driving liquid of engine

• US Classifications

  • 091 - Motors: expansible chamber type