2118446

Information

• Patent Grant
• 2118446

• References
• Source

• Patent Number

  2,118,446

• Date Filed

  Not available

• Date Issued

  Tuesday, May 24, 1938
  86 years ago

• CPC

  • B23P15/002 - poppet valves
  • Y10T29/49304 - Valve tappet making
  • Y10T29/49309 - including forging
  • Y10T29/49313 - including casting

• US Classifications

  • 029 - Metal working
  • 219 - Electric heating