1791808

Information

• Patent Grant
• 1791808

• References
• Source

• Patent Number

  1,791,808

• Date Filed

  Not available

• Date Issued

  Tuesday, February 10, 1931
  94 years ago

• CPC

  • E06B3/481 - Wings foldable in a zig-zag manner or bi-fold wings
  • Y10S16/31 - Pulley
  • Y10S292/33 - Metallic casement window fasteners
  • Y10T16/356 - Ball
  • Y10T16/3819 - Floor
  • Y10T292/1083 - Rigid

• US Classifications

  • 160 - Flexible or portable closure, partition, or panel
  • 016 - Miscellaneous hardware
  • 049 - Movable or removable closures
  • 292 - Closure fasteners