2963772

Information

• Patent Grant
• 2963772

• References
• Source

• Patent Number

  2,963,772

• Date Filed

  Not available

• Date Issued

  Tuesday, December 13, 1960
  64 years ago

• CPC

  • B21D51/08 - ball-shaped objects
  • Y10T29/49714 - Hollow ball
  • Y10T29/49893 - Peripheral joining of opposed mirror image parts to form a hollow body

• US Classifications

  • 029 - Metal working