1623378

Information

• Patent Grant
• 1623378

• References
• Source

• Patent Number

  1,623,378

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1927
  97 years ago

• CPC

  • F04C2/3564 - the surfaces of the inner and outer member, forming the working space, being surfaces of revolution

• US Classifications

  • 418 - Rotary expansible chamber devices