2381147

Information

• Patent Grant
• 2381147

• References
• Source

• Patent Number

  2,381,147

• Date Filed

  Not available

• Date Issued

  Tuesday, August 7, 1945
  79 years ago

• CPC

  • E06B3/38 - with a horizontal axis of rotation at the top or bottom of the opening
  • E06B3/2605 - with frames permanently mounted behind or within each other, each provided with a pane or screen
  • E06B5/02 - for out-buildings or cellars Other simple closures not designed to be close-fitting
  • E06B2003/261 - Frames made of wood
  • E06B2003/2615 - Frames made of metal
  • E06B2003/262 - Frames made of plastic material
  • E06B2003/2625 - with different frames made from different materials

• US Classifications

  • 160 - Flexible or portable closure, partition, or panel
  • 049 - Movable or removable closures