2871340

Information

• Patent Grant
• 2871340

• References
• Source

• Patent Number

  2,871,340

• Date Filed

  Not available

• Date Issued

  Tuesday, January 27, 1959
  66 years ago

• CPC

  • B21J15/14 - specially adapted for riveting specific articles
  • B21D53/78 - propeller blades turbine blades
  • B21J15/145 - Turbines
  • Y10T29/49922 - by bending over projecting prongs

• US Classifications

  • 219 - Electric heating
  • 029 - Metal working