Plastic and nonmetallic article shaping or treating: processes
Outside of mold sintering or vitrifying of shaped inorganic...
Including plural heating steps
Inventor
active
Device for the thermal erasure of mechanically readable optical
Documents coded by means of machine-readable optical markings
Documents embossed with machine-readable information by means of
Documents embossed with optical markings representing genuinenes
Method and apparatus for storing and reading authenticating info
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Profile ID: LFUS-PAI-P-475635