1716191

Information

• Patent Grant
• 1716191

• References
• Source

• Patent Number

  1,716,191

• Date Filed

  Not available

• Date Issued

  Tuesday, June 4, 1929
  95 years ago

• CPC

  • C23C8/66 - of ferrous surfaces
  • C23C8/04 - Treatment of selected surface areas
  • Y10S76/02 - Case hardening
  • Y10T29/4981 - Utilizing transitory attached element or associated separate material

• US Classifications

  • 148 - Metal treatment
  • 029 - Metal working
  • 076 - Metal tools and implements, making
  • 188 - Brakes