1934077

Information

• Patent Grant
• 1934077

• References
• Source

• Patent Number

  1,934,077

• Date Filed

  Not available

• Date Issued

  Tuesday, November 7, 1933
  91 years ago

• CPC

  • B21K9/00 - Reconditioning railroad accessories
  • Y10T29/4975 - including heating
  • Y10T83/041 - By heating or cooling

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working
  • 083 - Cutting