1345447

Information

• Patent Grant
• 1345447

• References
• Source

• Patent Number

  1,345,447

• Date Filed

  Not available

• Date Issued

  Tuesday, July 6, 1920
  104 years ago

• CPC

  • E06B9/15 - with closing members formed of slats or the like
  • E06B2009/1716 - Arrangements to improve rolling of the shutter on the roller

• US Classifications

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