2361480

Information

• Patent Grant
• 2361480

• References
• Source

• Patent Number

  2,361,480

• Date Filed

  Not available

• Date Issued

  Tuesday, October 31, 1944
  80 years ago

• CPC

  • F21L15/04 - Arrangements of coloured filters or screens

• US Classifications

  • 340 - Communications: electrical
  • 362 - Illumination