Translations:Snorkel filler/3/en

It is undoubtedly one of the most complex (and in some ways fascinating) filling systems ever used, which allows you not to dirty the nib and for this reason it was widely publicized. The main disadvantage is the capacity, generally in fact the loading unit that contains the sac is quite small and the pen contains little ink.

Related Patents

• Patent n° US-2603189, of 1952-07-15, requested on 1947-05-15, of Mario Segre, W. A. Sheaffer Pen Company. Fountain pen.

• Patent n° US-RE23683, of 1953-07-07, requested on 1952-10-31, of Mario Segre, W. A. Sheaffer Pen Company. Fountain pen.

• Patent n° US-2769427, of 1956-11-06, requested on 1951-11-17, of Lynn P. Martin, W. A. Sheaffer Pen Company. Writing implements.

• Patent n° US-2799246, of 1957-07-16, requested on 1954-06-01, of Lynn P. Martin, W. A. Sheaffer Pen Company. Writing implements.

• Patent n° US-2799247, of 1957-07-16, requested on 1954-06-01, of Lynn P. Martin, W. A. Sheaffer Pen Company. Writing implements.

• Patent n° US-2802449, of 1957-08-13, requested on 1953-08-11, of Lynn P. Martin, W. A. Sheaffer Pen Company. Writing implement.

• Patent n° US-2831460, of 1958-04-22, requested on 1954-06-01, of Roland L. Brannon, W. A. Sheaffer Pen Company. Writing instrument.

• Patent n° US-2868173, of 1959-01-13, requested on 1954-06-01, of Richard J. Mansheim, W. A. Sheaffer Pen Company. Writing instrument.

• Patent n° US-2914028, of 1959-11-24, requested on 1954-02-05, of Lynn P. Martin, W. A. Sheaffer Pen Company. Writing implement.

• Patent n° US-2935967, of 1960-05-10, requested on 1956-08-13, of Richard J. Mansheim, W. A. Sheaffer Pen Company. Writing instrument.