2421400

Information

• Patent Grant
• 2421400

• References
• Source

• Patent Number

  2,421,400

• Date Filed

  Not available

• Date Issued

  Tuesday, June 3, 1947
  77 years ago

• CPC

  • B63B19/00 - Arrangements or adaptations of ports, doors, windows, port-holes, or other openings or covers
  • B63B2707/00 - Doors and closing means

• US Classifications

  • 049 - Movable or removable closures
  • 114 - Ships