2316425

Information

• Patent Grant
• 2316425

• References
• Source

• Patent Number

  2,316,425

• Date Filed

  Not available

• Date Issued

  Tuesday, April 13, 1943
  81 years ago

• CPC

  • E06B1/52 - Frames specially adapted for doors
  • E06B1/6023 - completely hidden between the frame and the border of the opening, at least part of the means being previously fixed to the wall

• US Classifications

  • 049 - Movable or removable closures
  • 052 - Static structures