564474

Information

• Patent Grant
• 564474

• References
• Source

• Patent Number

  564,474

• Date Filed

  Not available

• Date Issued

  Tuesday, July 21, 1896
  128 years ago

• CPC

  • B63B19/00 - Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
  • Y10T137/87137 - And reciprocating
  • Y10T137/87145 - Concentric, central valve removable
  • Y10T292/1021 - Motor

• US Classifications

  • 114 - Ships
  • 049 - Movable or removable closures
  • 137 - Fluid handling
  • 292 - Closure fasteners