LU45652A1LU45652ALU45652ALU45652A1LU 45652 A1LU45652 A1LU 45652A1LU 45652 ALU45652 ALU 45652ALU 45652 ALU45652 ALU 45652ALU 45652 A1LU45652 A1LU 45652A1
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LU
Luxembourg
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LU45652A
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B41M—PRINTING, DUPLICATING, MARKING, OR COPYING PROCESSES; COLOUR PRINTING
B41M5/00—Duplicating or marking methods; Sheet materials for use therein
B41M5/26—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used
B41M5/30—Thermography ; Marking by high energetic means, e.g. laser otherwise than by burning, and characterised by the material used using chemical colour formers