2838834

Information

• Patent Grant
• 2838834

• References
• Source

• Patent Number

  2,838,834

• Date Filed

  Not available

• Date Issued

  Tuesday, June 17, 1958
  66 years ago

• CPC

  • B21D53/82 - perforated music sheets pattern sheets
  • G10F1/06 - Musical boxes with plucked teeth, blades, or the like
  • Y10S83/908 - Comb, rake, or other toothed article making
  • Y10T29/49105 - Switch making
  • Y10T29/49574 - Musical instrument or tuning fork making
  • Y10T29/49799 - Providing transitory integral holding or handling portion
  • Y10T29/49989 - Followed by cutting or removing material
  • Y10T29/49993 - Filling of opening

• US Classifications

  • 029 - Metal working
  • 083 - Cutting
  • 084 - Music
  • 984 - Musical instruments