Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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EMIL BANG
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EMIL BANG
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Application filed by EMIL BANGfiledCriticalEMIL BANG
Application grantedgrantedCritical
Publication of FR480067ApublicationCriticalpatent/FR480067A/fr
FR480067D1914-10-271915-10-23Procédé pour prendre des empreintes digitales, papier employé à cet effet et procédé de préparation de ce dernier
ExpiredFR480067A
(fr)
Procédé pour la préparation, sur des bandes de papier à cigarettes, d'endroits bronzés devant donner plus tard le bout des cigarettes qui est placé dans la bouche