2705338

Information

• Patent Grant
• 2705338

• References
• Source

• Patent Number

  2,705,338

• Date Filed

  Not available

• Date Issued

  Tuesday, April 5, 1955
  69 years ago

• CPC

  • E05F13/04 - by platforms lowered by the weight of the user
  • E05F11/54 - for doors
  • E05Y2201/676 - Transmission of human force
  • E05Y2800/00 - Details, accessories and auxiliary operations not otherwise provided for
  • Y10T16/53984 - and rolling element
  • Y10T16/54024 - having discrete manipulatable release means [e.g., lever]

• US Classifications

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