3521692

Information

• Patent Grant
• 3521692

• References
• Source

• Patent Number

  3,521,692

• Date Filed

  Not available

• Date Issued

  Tuesday, July 28, 1970
  54 years ago

• CPC

  • E06B9/262 - with flexibly-interconnected horizontal or vertical strips Concertina blinds
  • E06B2009/2625 - Pleated screens
  • Y10S160/05 - Awning head and front bars

• US Classifications

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