2781837

Information

• Patent Grant
• 2781837

• References
• Source

• Patent Number

  2,781,837

• Date Filed

  Not available

• Date Issued

  Tuesday, February 19, 1957
  67 years ago

• CPC

  • E06B9/521 - Frameless fly screens; Tensioning means therefor
  • E05F11/00 - Man-operated mechanisms for operating wings, including those which also operate the fastening
  • E05F2700/04 - Devices for blocking sliding windows in general
  • Y10T292/0957 - Spring-arm catch

• US Classifications

  • 160 - Flexible or portable closure, partition, or panel
  • 292 - Closure fasteners