3073022

Information

• Patent Grant
• 3073022

• References
• Source

• Patent Number

  3,073,022

• Date Filed

  Not available

• Date Issued

  Tuesday, January 15, 1963
  62 years ago

• CPC

  • C21D7/06 - by shot-peening or the like
  • Y10S29/036 - Shot blasting with other step
  • Y10T29/47 - Burnishing
  • Y10T29/49609 - Spring making

• US Classifications

  • 072 - Metal deforming
  • 029 - Metal working