1407273

Information

• Patent Grant
• 1407273

• References
• Source

• Patent Number

  1,407,273

• Date Filed

  Not available

• Date Issued

  Tuesday, February 21, 1922
  103 years ago

• CPC

  • E05B37/00 - Permutation or combination locks Puzzle locks
  • Y10T70/5659 - Dead bolt
  • Y10T70/7158 - Individual blocking elements
  • Y10T70/7215 - Individually set sliding tumblers
  • Y10T70/7311 - Step-by-step

• US Classifications

  • 070 - Locks