2640533

Information

• Patent Grant
• 2640533

• References
• Source

• Patent Number

  2,640,533

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1953
  71 years ago

• CPC

  • E06B9/323 - Structure or support of upper box
  • A47H2/02 - extensible
  • Y10S160/902 - Venetian blind type bracket means

• US Classifications

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