3448692

Information

• Patent Grant
• 3448692

• References
• Source

• Patent Number

  3,448,692

• Date Filed

  Not available

• Date Issued

  Tuesday, June 10, 1969
  55 years ago

• CPC

  • E01B27/17 - combined with means for lifting, levlling or slewing the track
  • E01B27/16 - Sleeper-tamping machines
  • E01B2203/12 - Tamping devices
  • E01B2203/145 - on the ballast
  • E01B2203/16 - Guiding or measuring means

• US Classifications

  • 104 - Railways