3452477

Information

• Patent Grant
• 3452477

• References
• Source

• Patent Number

  3,452,477

• Date Filed

  Not available

• Date Issued

  Tuesday, July 1, 1969
  55 years ago

• CPC

  • E06B9/04 - of wing type
  • E06B3/4609 - for windows
  • E06B3/922 - with several wings opening horizontally towards the same side of the opening and each closing a separate part of the opening

• US Classifications

  • 049 - Movable or removable closures