1986138

Information

• Patent Grant
• 1986138

• References
• Source

• Patent Number

  1,986,138

• Date Filed

  Not available

• Date Issued

  Tuesday, January 1, 1935
  90 years ago

• CPC

  • E01C23/05 - Devices for installing or removing forms

• US Classifications

  • 404 - Road structure, process, or apparatus