2118777

Information

• Patent Grant
• 2118777

• References
• Source

• Patent Number

  2,118,777

• Date Filed

  Not available

• Date Issued

  Tuesday, May 24, 1938
  86 years ago

• CPC

  • G02B6/0091 - of the light source relative to the light guide
  • G02B6/0036 - 2-D arrangement of prisms, protrusions, indentations or roughened surfaces
  • G02B6/006 - to produce indicia, symbols, texts or the like
  • G02B6/007 - Incandescent lamp or gas discharge lamp
  • G09F2013/1877 - Stand-like

• US Classifications

  • 040 - Card, picture, or sign exhibiting
  • 362 - Illumination