3128808

Information

• Patent Grant
• 3128808

• References
• Source

• Patent Number

  3,128,808

• Date Filed

  Not available

• Date Issued

  Tuesday, April 14, 1964
  61 years ago

• CPC

  • E01B31/23 - Sectioning

• US Classifications

  • 144 - Woodworking
  • 104 - Railways