2642935

Information

• Patent Grant
• 2642935

• References
• Source

• Patent Number

  2,642,935

• Date Filed

  Not available

• Date Issued

  Tuesday, June 23, 1953
  71 years ago

• CPC

  • E06B3/44 - Vertically-sliding wings
  • E06B2003/4469 - with at least two frames made from different materials
  • E06B2003/4492 - provided with screens

• US Classifications

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