412331

Information

• Patent Grant
• 412331

• References
• Source

• Patent Number

  412,331

• Date Filed

  Not available

• Date Issued

  Tuesday, October 8, 1889
  135 years ago

• CPC

  • F04B9/14 - Pumps characterised by muscle-power operation
  • B66B11/0423 - actuated pneumatically or hydraulically

• US Classifications

  • 092 - Expansible chamber devices
  • 187 - Elevator, industrial lift truck, or stationary lift for vehicle
  • 254 - Implements or apparatus for applying pushing or pulling force