1556452

Information

• Patent Grant
• 1556452

• References
• Source

• Patent Number

  1,556,452

• Date Filed

  Not available

• Date Issued

  Tuesday, October 6, 1925
  99 years ago

• CPC

  • E05B77/54 - Automatic securing or unlocking of bolts triggered by certain vehicle parameters
  • Y10S70/48 - Fluid pressure lock

• US Classifications

  • 105 - Railway rolling stock
  • 070 - Locks