1468457

Information

• Patent Grant
• 1468457

• References
• Source

• Patent Number

  1,468,457

• Date Filed

  Not available

• Date Issued

  Tuesday, September 18, 1923
  101 years ago

• CPC

  • B41L39/14 - Automatic control of tripping devices by feelers, photoelectric devices, pneumatic devices, or other detectors

• US Classifications

  • 101 - Printing