3087179

Information

• Patent Grant
• 3087179

• References
• Source

• Patent Number

  3,087,179

• Date Filed

  Not available

• Date Issued

  Tuesday, April 30, 1963
  61 years ago

• CPC

  • E01B27/023 - Spreading, levelling or redistributing ballast already placed

• US Classifications

  • 015 - Brushing, scrubbing, and general cleaning
  • 037 - Excavating
  • 104 - Railways