1670681

Information

• Patent Grant
• 1670681

• References
• Source

• Patent Number

  1,670,681

• Date Filed

  Not available

• Date Issued

  Tuesday, May 22, 1928
  96 years ago

• CPC

  • F04C3/04 - of intermeshing engagement type

• US Classifications

  • 418 - Rotary expansible chamber devices