3902426

Information

• Patent Grant
• 3902426

• References
• Source

• Patent Number

  3,902,426

• Date Filed

  Not available

• Date Issued

  Tuesday, September 2, 1975
  49 years ago

• CPC

  • E01B35/00 - Applications of measuring apparatus or devices for track-building purposes
  • E01B33/02 - for slewing
  • E01B2203/16 - Guiding or measuring means

• US Classifications

  • 104 - Railways