1858821

Information

• Patent Grant
• 1858821

• References
• Source

• Patent Number

  1,858,821

• Date Filed

  Not available

• Date Issued

  Tuesday, May 17, 1932
  92 years ago

• CPC

  • B21D53/00 - Making other particular articles
  • E05C17/64 - by friction
  • Y10S16/42 - Miscellaneous methods
  • Y10T29/49813 - Shaping mating parts for reassembly in different positions
  • Y10T292/0882 - Roller

• US Classifications

  • 029 - Metal working
  • 016 - Miscellaneous hardware
  • 292 - Closure fasteners