400487

Information

• Patent Grant
• 400487

• References
• Source

• Patent Number

  400,487

• Date Filed

  Not available

• Date Issued

  Tuesday, April 2, 1889
  135 years ago

• CPC

  • F04B9/105 - reciprocating movement of the pumping member being obtained by a double-acting liquid motor
  • A01K1/0142 - by means of a moving piston

• US Classifications

  • 417 - Pumps