1039673

Information

• Patent Grant
• 1039673

• References
• Source

• Patent Number

  1,039,673

• Date Filed

  Not available

• Date Issued

  Tuesday, September 24, 1912
  112 years ago

• CPC

  • F16C33/32 - Balls
  • Y10T29/49714 - Hollow ball
  • Y10T29/49993 - Filling of opening

• US Classifications

  • 029 - Metal working
  • 219 - Electric heating