1540631

Information

• Patent Grant
• 1540631

• References
• Source

• Patent Number

  1,540,631

• Date Filed

  Not available

• Date Issued

  Tuesday, June 2, 1925
  99 years ago

• CPC

  • B66B1/12 - with devices

• US Classifications

  • 192 - Clutches and power-stop control
  • 073 - Measuring and testing