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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Publication of FR2494637A3publicationCriticalpatent/FR2494637A3/fr
Application grantedgrantedCritical
Publication of FR2494637B3publicationCriticalpatent/FR2494637B3/fr
B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
B43K—IMPLEMENTS FOR WRITING OR DRAWING
B43K27/00—Multiple-point writing implements, e.g. multicolour; Combinations of writing implements
B43K27/08—Combinations of pens
FR8108904A1980-11-271981-05-05Instrument d'ecriture ayant deux extremites de tracage opposees longitudinalement et d'utilisation differentes
GrantedFR2494637A3
(fr)