3630439

Information

• Patent Grant
• 3630439

• References
• Source

• Patent Number

  3,630,439

• Date Filed

  Not available

• Date Issued

  Tuesday, December 28, 1971
  53 years ago

• CPC

  • E01B5/14 - Rails for special parts of the track
  • F27B9/262 - on or in trucks
  • F27B9/30 - Details, accessories, or equipment peculiar to furnaces of these types
  • F27B9/38 - Arrangements of devices for charging
  • F27B2009/382 - Charging
  • F27D1/1858 - Doors
  • F27D2003/0061 - with means for changing track
  • Y10T16/379 - Tracks

• US Classifications

  • 238 - Railways: surface track
  • 014 - Bridges
  • 016 - Miscellaneous hardware
  • 104 - Railways
  • 212 - Traversing hoists
  • 246 - Railway switches and signals
  • 414 - Material or article handling