2640720

Information

• Patent Grant
• 2640720

• References
• Source

• Patent Number

  2,640,720

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1953
  71 years ago

• CPC

  • E05B77/52 - Locking one wing by shutting another
  • Y10S292/65 - Emergency or safety
  • Y10T292/1028 - Sliding catch

• US Classifications

  • 292 - Closure fasteners