2090481

Information

• Patent Grant
• 2090481

• References
• Source

• Patent Number

  2,090,481

• Date Filed

  Not available

• Date Issued

  Tuesday, August 17, 1937
  87 years ago

• CPC

  • B21K9/00 - Reconditioning railroad accessories
  • Y10T29/4975 - including heating

• US Classifications

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