2978757

Information

• Patent Grant
• 2978757

• References
• Source

• Patent Number

  2,978,757

• Date Filed

  Not available

• Date Issued

  Tuesday, April 11, 1961
  63 years ago

• CPC

  • E05F11/00 - Man-operated mechanisms for operating wings, including those which also operate the fastening
  • E05F2700/04 - Devices for blocking sliding windows in general
  • Y10S292/20 - Window fasteners
  • Y10T292/087 - Loops
  • Y10T292/1076 - Link and lever

• US Classifications

  • 049 - Movable or removable closures
  • 292 - Closure fasteners