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<noinclude>{{ReferBox|Filling systems}}</noinclude>The''pull filler'', also called the ''collar filler'', is a filling system that dates back to around 1906 (the patent is {{Cite patent|US|804847}} applied for in 1905), when [[Holland]], then still one of the most important manufacturers of fountain pens, introduced a model that used it.  

The''pull filler'', also called the ''collar filler'', is a filling system that dates back to around 1906 (the patent is {{Cite patent|US|804847}} applied for in 1905), when [[Holland]], then still one of the most important manufacturers of fountain pens, introduced a model that used it.

[[Image:CollarFillerSchema.svg|center|500px|Diagram of a pen with ''collar filler'']]

[[Image:CollarFillerSchema.svg|center|500px|Diagram of a pen with ''collar filler'']]