1911232

Information

• Patent Grant
• 1911232

• References
• Source

• Patent Number

  1,911,232

• Date Filed

  Not available

• Date Issued

  Tuesday, May 30, 1933
  91 years ago

• CPC

  • E06B9/80 - Safety measures against dropping or unauthorised opening Braking or immobilising devices Devices for limiting unrolling
  • Y10S160/07 - Fabric
  • Y10S160/11 - Roll screen idler roll

• US Classifications

  • 160 - Flexible or portable closure, partition, or panel