3625568

Information

• Patent Grant
• 3625568

• References
• Source

• Patent Number

  3,625,568

• Date Filed

  Not available

• Date Issued

  Tuesday, December 7, 1971
  53 years ago

• CPC

  • C21D7/02 - by cold working
  • B23K11/002 - specially adapted for particular articles or work
  • B23K11/093 - for curved planar seams
  • Y10T29/49519 - Joining spokes to hub

• US Classifications

  • 301 - Land vehicles: wheels and axles
  • 029 - Metal working
  • 228 - Metal fusion bonding