1780614

Information

• Patent Grant
• 1780614

• References
• Source

• Patent Number

  1,780,614

• Date Filed

  Not available

• Date Issued

  Tuesday, November 4, 1930
  94 years ago

• CPC

  • F04C2/3562 - the inner and outer member being in contact along one line or continuous surface substantially parallel to the axis of rotation

• US Classifications

  • 418 - Rotary expansible chamber devices