2306657

Information

• Patent Grant
• 2306657

• References
• Source

• Patent Number

  2,306,657

• Date Filed

  Not available

• Date Issued

  Tuesday, December 29, 1942
  82 years ago

• CPC

  • B21D53/00 - Making other particular articles
  • Y10T29/29 - Railway-chair making

• US Classifications

  • 029 - Metal working