3756707

Information

• Patent Grant
• 3756707

• References
• Source

• Patent Number

  3,756,707

• Date Filed

  Not available

• Date Issued

  Tuesday, September 4, 1973
  52 years ago

• CPC

  • G03D9/00 - Diffusion development apparatus
  • G03B1/54 - Tensionning or loop-maintaining devices
  • G03B17/265 - specially adapted for motion picture film

• US Classifications

  • 352 - Optics: motion pictures
  • 242 - Winding, tensioning, or guiding