1651222

Information

• Patent Grant
• 1651222

• References
• Source

• Patent Number

  1,651,222

• Date Filed

  Not available

• Date Issued

  Tuesday, November 29, 1927
  97 years ago

• CPC

  • C21D8/0205 - of ferrous alloys
  • C21D8/1277 - involving a particular surface treatment
  • Y10T29/307 - by shaving or longitudinal cutting
  • Y10T29/49982 - Coating

• US Classifications

  • 029 - Metal working