3220531

Information

• Patent Grant
• 3220531

• References
• Source

• Patent Number

  3,220,531

• Date Filed

  Not available

• Date Issued

  Tuesday, November 30, 1965
  59 years ago

• CPC

  • B41B21/36 - for feeding films stepwise in line direction
  • B41B27/00 - Control, indicating, or safety devices or systems for composing machines of various kinds or types
  • B41J19/58 - Differential or variable-spacing arrangements

• US Classifications

  • 400 - Typewriting machines