2093775

Information

• Patent Grant
• 2093775

• References
• Source

• Patent Number

  2,093,775

• Date Filed

  Not available

• Date Issued

  Tuesday, September 21, 1937
  87 years ago

• CPC

  • B23P13/00 - Making metal objects by operations essentially involving machining but not covered by a single other subclass
  • F01L3/02 - Selecting particular materials for valve-members or valve-seats Valve-members or valve-seats composed of two or more materials
  • Y10S29/035 - Shrink fitting with other step
  • Y10S29/038 - Spot welding with other step
  • Y10T29/49309 - including forging

• US Classifications

  • 029 - Metal working
  • 123 - Internal-combustion engines