2981385

Information

• Patent Grant
• 2981385

• References
• Source

• Patent Number

  2,981,385

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1961
  63 years ago

• CPC

  • E06B3/26347 - specially adapted for sliding doors or windows
  • E06B3/44 - Vertically-sliding wings
  • E06B2003/26329 - the insulating strips between the metal sections being interconnected
  • E06B2003/2635 - Specific form characteristics
  • E06B2003/26396 - specially adapted for sheet metal frames
  • E06B2003/4453 - Metal
  • Y10S49/01 - Thermal breaks for frames

• US Classifications

  • 049 - Movable or removable closures