3644024

Information

• Patent Grant
• 3644024

• References
• Source

• Patent Number

  3,644,024

• Date Filed

  Not available

• Date Issued

  Tuesday, February 22, 1972
  52 years ago

• CPC

  • G03C5/261 - Non-bath processes
  • G03B17/265 - specially adapted for motion picture film
  • G03D5/065 - Pads

• US Classifications

  • 352 - Optics: motion pictures
  • 396 - Photography