Sicpa Holding Sa

Patrick Bovey

Eric Decoux

Marking comprising on a surface: a first pattern for coding a first numerical information item on said surface, the first pattern comprising a specific arrangement of a plurality of symbols belonging to a set of symbols, each symbol in the arrangement being intended for the coding of a portion of said numerical information item, each symbol including at least one differential pair of elements positioned in a specific way, each element having a parameter, the parameter of the first element of each differential pair having a first value and the parameter of the second element of each differential pair having a second value different from the first value, a second pattern for coding a second numerical information item on said surface, wherein the first and second pattern are adapted to be read under corresponding distinct first and second reading conditions.

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Neyruz, Switzerland

Patrick Bovey