2140344

Information

• Patent Grant
• 2140344

• References
• Source

• Patent Number

  2,140,344

• Date Filed

  Not available

• Date Issued

  Tuesday, December 13, 1938
  86 years ago

• CPC

  • E01B9/486 - the clip being a shaped plate
  • E01B9/48 - by resilient steel clips
  • Y10T29/29 - Railway-chair making

• US Classifications

  • 238 - Railways: surface track
  • 029 - Metal working