3800472

Information

• Patent Grant
• 3800472

• References
• Source

• Patent Number

  3,800,472

• Date Filed

  Not available

• Date Issued

  Tuesday, April 2, 1974
  50 years ago

• CPC

  • B61D19/009 - both sliding and plugging, (
  • Y10T16/3834 - Vertically adjustable

• US Classifications

  • 049 - Movable or removable closures
  • 016 - Miscellaneous hardware