1833496

Information

• Patent Grant
• 1833496

• References
• Source

• Patent Number

  1,833,496

• Date Filed

  Not available

• Date Issued

  Tuesday, November 24, 1931
  93 years ago

• CPC

  • E06B3/481 - Wings foldable in a zig-zag manner or bi-fold wings
  • E05D2015/268 - the wings being successively folded
  • Y10S16/31 - Pulley
  • Y10T16/35 - Panel hangers, travelers and/or tracks
  • Y10T16/364 - Guide rollers
  • Y10T16/3819 - Floor
  • Y10T16/3831 - Swiveling

• US Classifications

  • 160 - Flexible or portable closure, partition, or panel
  • 016 - Miscellaneous hardware