1942454

Information

• Patent Grant
• 1942454

• References
• Source

• Patent Number

  1,942,454

• Date Filed

  Not available

• Date Issued

  Tuesday, January 9, 1934
  91 years ago

• CPC

  • E05B37/0003 - preventing detection of the combination
  • E05B37/025 - in padlocks
  • Y10T70/424 - Sliding
  • Y10T70/7203 - With ball or roller
  • Y10T70/7395 - Friction holder
  • Y10T70/7435 - Hidden or covered dial

• US Classifications

  • 070 - Locks