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Publication of FR58207EpublicationCriticalpatent/FR58207E/fr
B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
B43K—IMPLEMENTS FOR WRITING OR DRAWING
B43K5/00—Pens with ink reservoirs in holders, e.g. fountain-pens
B43K5/18—Arrangements for feeding the ink to the nibs
B43K5/1818—Mechanical feeding means, e.g. valves; Pumps
B43K5/1827—Valves
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Engineering & Computer Science
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Mechanical Engineering
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FR58207D1948-04-011948-04-01Dispositif distributeur d'encre réalisable sous forme de stylographe, cartouche d'encre de chine et autres ustensiles
ExpiredFR58207E
(fr)