The genuineness of commodities, such as arrays of filter cigarettes in containers of the type having a closure is ascertained by providing the commodities with identifying indicia prior to their confinement in containers. The containers carry encoded symbols which are supposed to be indicative of the contents of the respective containers. In order to ascertain whether or not the contents of a container are indeed products of the manufacturer or distributor the name and/or the trademark of which appears on the container, the closure is opened or removed, the contents of the container are identified by a detector which monitors the indicia, and the thus obtained signal is compared with the signal which is obtained as a result of decoding the symbol which is applied to the container.

La autenticidad de materias, tales como órdenes de cigarrillos del filtro en los envases del tipo que tiene un encierro es comprobada proveiendo de las materias identificar indicia antes de su confinamiento en envases. Los envases llevan los símbolos codificados que se suponen para ser indicativos del contenido de los envases respectivos. Para comprobar si o no el contenido de un envase es de hecho productos del fabricante o de la distribuidor el nombre y/o la marca registrada de los cuales aparece en el envase, el encierro se abre o se quita, el contenido del envase es identificado por un detector que supervise el indicia, y la señal así obtenida se compara con la señal que se obtiene como resultado de descifrar el símbolo que se aplica al envase.

 
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