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The Fountain Pen Patent Archive

The instruments that put ink under pressure

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Arrow-head point

Patent drawing showing a flat steel blank stamped with curved recesses and arrow-head tongues, progressing through bending steps into a finished two-bladed pen inserted into a cylindrical holder, with enlarged detail views of the pen's rounded writing points and diagrams tracing the letter R.

PEN.Christian Rohn · May 4, 1886

United States patent drawings and specifications are works of the U.S. government and are in the public domain — they were never copyrighted. Download them, print them, frame them. Our commentary and descriptions are © 2026 The Fountain Pen Patent Archive.

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