Proprietà:Patent title

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Titolo del brevetto (come riportato sullo stesso).

precedenti 202050100250500successivi 20
Showing 20 pages using this property.
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Patent-US-2986119.pdf +
Writing instruments  +
Patent-US-2987044.pdf +
Fountain pen nib mounting  +
Patent-US-298767.pdf +
Fountain pen-holder  +
Patent-US-3038506.pdf +
Filler device for fountain pens  +
Patent-US-3041693.pdf +
Clip mountings for fountain pens  +
Patent-US-307735.pdf +
Fountain-pen  +
Patent-US-3087464.pdf +
Modular fountain pen  +
Patent-US-311554.pdf +
Fountain-pen  +
Patent-US-3116719.pdf +
Self-filling fountain pens  +
Patent-US-3134362.pdf +
Fountain pen  +
Patent-US-314547.pdf +
Fountain-pen  +
Patent-US-3154055.pdf +
Fountain pen  +
Patent-US-3175261.pdf +
Clip mounting device for writing tools  +
Patent-US-3203403.pdf +
Fountain pen  +
Patent-US-324393.pdf +
Inkstand  +
Patent-US-3280797.pdf +
Retractable closure for pen casings  +
Patent-US-3292593.pdf +
Retractable nib fountain-pen  +
Patent-US-3292596.pdf +
Nib unit fixing device for writing pens  +
Patent-US-330358.pdf +
Fountain-pen  +
Patent-US-333104.pdf +
Fountain attachment for pens  +
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