922231

Information

• Patent Grant
• 922231

• References
• Source

• Patent Number

  922,231

• Date Filed

  Not available

• Date Issued

  Tuesday, May 18, 1909
  115 years ago

• CPC

  • E01B29/40 - Means or arrangements for temporarily supporting laid tracks, or rails or sleepers in the track

• US Classifications

  • 238 - Railways: surface track