1893440

Information

• Patent Grant
• 1893440

• References
• Source

• Patent Number

  1,893,440

• Date Filed

  Not available

• Date Issued

  Tuesday, January 3, 1933
  92 years ago

• CPC

  • F04B9/1035 - the movement of the pump piston in the two directions being obtained by two single-acting liquid motors each acting in one direction

• US Classifications

  • 417 - Pumps