TREA

for displaying permanent signs or marks

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Industry

  • CPC
  • G02F2001/133374
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Parent Industries

GPHYSICS G02Optics G02FDEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF WHICH IS MODIFIED BY CHANGING THE OPTICAL PROPERTIES OF THE MEDIUM OF THE DEVICES OR ARRANGEMENTS FOR THE CONTROL OF THE INTENSITY, COLOUR, PHASE, POLARISATION OR DIRECTION OF LIGHT

Current Industry

G02F2001/133374for displaying permanent signs or marks
Industries