3831842

Information

• Patent Grant
• 3831842

• References
• Source

• Patent Number

  3,831,842

• Date Filed

  Not available

• Date Issued

  Tuesday, August 27, 1974
  50 years ago

• CPC

  • E01B9/66 - Rail fastenings allowing the adjustment of the position of the rails, so far as not included in the preceding groups
  • E01B3/40 - Slabs Blocks Pot sleepers Fastening tie-rods to them
  • E01B9/12 - Retaining or locking devices for spikes or screws
  • E01B9/306 - the clip being a shaped plate
  • E01B9/68 - Pads or the like
  • E01B9/686 - with textured surface

• US Classifications

  • 238 - Railways: surface track