3650389

Information

• Patent Grant
• 3650389

• References
• Source

• Patent Number

  3,650,389

• Date Filed

  Not available

• Date Issued

  Tuesday, March 21, 1972
  52 years ago

• CPC

  • G03B21/326 - Means for fixing the film on the axis of a reel or spindle
  • G03B21/328 - Means for fixing the film on the periphery of a reel

• US Classifications

  • 206 - Special receptacle or package
  • 242 - Winding, tensioning, or guiding