1796564

Information

• Patent Grant
• 1796564

• References
• Source

• Patent Number

  1,796,564

• Date Filed

  Not available

• Date Issued

  Tuesday, March 17, 1931
  93 years ago

• CPC

  • E04F10/10 - collapsible or extensible; metallic Florentine blinds; awnings with movable parts such as louvres
  • Y10S160/91 - Drum wound strand

• US Classifications

  • 160 - Flexible or portable closure, partition, or panel
  • 454 - Ventilation
  • D25 - Building units and construction elements