3378953

Information

• Patent Grant
• 3378953

• References
• Source

• Patent Number

  3,378,953

• Date Filed

  Not available

• Date Issued

  Tuesday, April 23, 1968
  57 years ago

• CPC

  • E05F13/04 - by platforms lowered by the weight of the user
  • E05F13/02 - by devices
  • E05Y2900/40 - for gates

• US Classifications

  • 049 - Movable or removable closures