3168172

Information

• Patent Grant
• 3168172

• References
• Source

• Patent Number

  3,168,172

• Date Filed

  Not available

• Date Issued

  Tuesday, February 2, 1965
  59 years ago

• CPC

  • E06B3/44 - Vertically-sliding wings
  • E06B2003/4453 - Metal
  • E06B2003/4492 - provided with screens
  • Y10T16/635 - Sash and cord

• US Classifications

  • 049 - Movable or removable closures
  • 016 - Miscellaneous hardware
  • 052 - Static structures
  • 160 - Flexible or portable closure, partition, or panel
  • 242 - Winding, tensioning, or guiding