3800934

Information

• Patent Grant
• 3800934

• References
• Source

• Patent Number

  3,800,934

• Date Filed

  Not available

• Date Issued

  Tuesday, April 2, 1974
  50 years ago

• CPC

  • B41J1/60 - with types or dies on spherical, truncated-spherical, or like surfaces
  • Y10T292/087 - Loops

• US Classifications

  • 400 - Typewriting machines
  • 292 - Closure fasteners