1661777

Information

• Patent Grant
• 1661777

• References
• Source

• Patent Number

  1,661,777

• Date Filed

  Not available

• Date Issued

  Tuesday, March 6, 1928
  97 years ago

• CPC

  • E05B67/10 - with devices for securing the free end of the shackle
  • Y10T70/409 - Shackles
  • Y10T70/476 - Free end only engaged
  • Y10T70/787 - Irregular nonplanar or undulated
  • Y10T70/8649 - Keyhole covers

• US Classifications

  • 070 - Locks