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o.dgl stylograph pens and other pens with nibs. in doppelausführung pens
o.dgl stylograph pens and other pens with nibs. in doppelausführung pens
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机译:o.dgl手写笔和其他带笔尖的笔。在多普勒笔中
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摘要
A pen or similar writing instrument comprises two writing elements associated with a common cap, consisting of a hollow tubular element which can receive the tips of the two pens, when these are not in use, or the rear part of the pen which is being used to write with. IMAGE
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