1925980

Information

• Patent Grant
• 1925980

• References
• Source

• Patent Number

  1,925,980

• Date Filed

  Not available

• Date Issued

  Tuesday, September 5, 1933
  91 years ago

• CPC

  • E05B37/0027 - X-ray protection
  • Y10T70/7367 - Tumbler structure and position
  • Y10T70/7424 - Tampering prevention or attach defeating

• US Classifications

  • 070 - Locks