1477181

Information

• Patent Grant
• 1477181

• References
• Source

• Patent Number

  1,477,181

• Date Filed

  Not available

• Date Issued

  Tuesday, December 11, 1923
  101 years ago

• CPC

  • E05B37/0037 - with a key requiring successive operations
  • Y10T70/446 - Rigid shackle
  • Y10T70/5062 - Projecting fixed or movable lug type
  • Y10T70/5212 - Sliding dead bolt
  • Y10T70/7853 - Tubular
  • Y10T70/7955 - Keyhole guards

• US Classifications

  • 070 - Locks