3658228

Information

• Patent Grant
• 3658228

• References
• Source

• Patent Number

  3,658,228

• Date Filed

  Not available

• Date Issued

  Tuesday, April 25, 1972
  52 years ago

• CPC

  • G03D3/13 - for long films or prints in the shape of strips
  • G03B1/44 - Guides engaging edge of film
  • G03B21/326 - Means for fixing the film on the axis of a reel or spindle
  • G03B21/43 - Driving mechanisms

• US Classifications

  • 242 - Winding, tensioning, or guiding