− | But the fountain pen which made famous [[Stylomine]] is the [[Stylomine 303|303]] model, introduced in [[1930]] and equipped with a series of very peculiar technical solutions, as a large-capacity and very functional breather tube [[bulb filler]] system, and a very special nib group mounted on a spring that was made re-entrant by screwing the cap back, using the pressure of an inner tip. | + | But the fountain pen which made famous [[Stylomine]] is the [[Stylomine 303|303]] model, introduced in [[1930]] and equipped with a series of very peculiar technical solutions, as a large-capacity and very functional [[bulb filler]] system, very functional and high-capacity thanks to a breather tube ingeniously connected to the feeder (patent {{Cite patent|FR|712327}}), which allowed the full loading of the pen with only four or five strokes. |