3661581

Information

• Patent Grant
• 3661581

• References
• Source

• Patent Number

  3,661,581

• Date Filed

  Not available

• Date Issued

  Tuesday, May 9, 1972
  52 years ago

• CPC

  • H01J9/144 - Mask treatment related to the process of dot deposition during manufacture of luminescent screen

• US Classifications

  • 430 - Radiation imagery chemistry: process, composition, or product thereof
  • 445 - Electric lamp or space discharge component or device manufacturing