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Mabit Todd & Bard, the feed

Mabie Todd Swan eyedropper



Mabit Todd & Bard, the feed

The inf feed is composed by three pieces: a gold overfeed, the HR underfeed and a bulb ending with a two twisted wire "tail". By pulling out the bulb with the finger, the pen can be filled with ink without unscrewing the section (US patent 631.909 from August 29, 1899)