2827284

Information

• Patent Grant
• 2827284

• References
• Source

• Patent Number

  2,827,284

• Date Filed

  Not available

• Date Issued

  Tuesday, March 18, 1958
  67 years ago

• CPC

  • E05F15/624 - using friction wheels
  • E05Y2201/434 - Electromotors Details thereof
  • E05Y2600/46 - in or on the wing
  • E05Y2900/132 - Doors

• US Classifications

  • 049 - Movable or removable closures
  • 318 - Electricity: motive power systems