1724374

Information

• Patent Grant
• 1724374

• References
• Source

• Patent Number

  1,724,374

• Date Filed

  Not available

• Date Issued

  Tuesday, August 13, 1929
  95 years ago

• CPC

  • E06B3/36 - with a single vertical axis of rotation at one side of the opening, or swinging through the opening
  • E06B1/366 - Mullions or transoms therefor
  • E06B3/16 - Hollow frames of special construction
  • E06B3/9648 - Mitre joints

• US Classifications

  • 049 - Movable or removable closures