3538642

Information

• Patent Grant
• 3538642

• References
• Source

• Patent Number

  3,538,642

• Date Filed

  Not available

• Date Issued

  Tuesday, November 10, 1970
  54 years ago

• CPC

  • E06B3/4627 - with the sliding wing flush closing or moving a considerable distance towards the opening when closing
  • E06B3/4609 - for windows

• US Classifications

  • 049 - Movable or removable closures