3485690

Information

• Patent Grant
• 3485690

• References
• Source

• Patent Number

  3,485,690

• Date Filed

  Not available

• Date Issued

  Tuesday, December 23, 1969
  54 years ago

• CPC

  • G03C3/00 - Packages of films for inserting into cameras
  • B29C65/08 - using ultrasonic vibrations
  • B29C66/5326 - said single elements being substantially flat
  • B29C66/7392 - characterised by the material of at least one of the parts being a thermoplastic
  • G03B21/326 - Means for fixing the film on the axis of a reel or spindle
  • B29C66/71 - characterised by the composition of the plastics material of the parts to be joined
  • B29C66/712 - the composition of one of the parts to be joined being different from the composition of the other part
  • B29C66/73921 - characterised by the materials of both parts being thermoplastics
  • B29K2001/12 - Cellulose acetate
  • B29L2031/737 - Articles provided with holes
  • B29L2031/764 - Photographic equipment or accessories
  • Y10S220/31 - Sonic seal

• US Classifications

  • 156 - Adhesive bonding and miscellaneous chemical manufacture
  • 206 - Special receptacle or package
  • 220 - Receptacles
  • 242 - Winding, tensioning, or guiding