Derniers inventions, produits et services
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2017
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Invention
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Pen assembly. A pen system comprising a cover member joined to an adapter having an anterior end ... |
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2015
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Invention
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Ballpoint pen with slidable cap. A ballpoint pen system having a slidable pen cap. A ballpoint in... |
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2013
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Invention
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Novel ball point pen.
A ballpoint pen system has a pen housing, a top cap, and a ballpoint ink c... |
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2012
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Invention
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Ball point pen. A ballpoint pen system has a pen housing, a top cap, and a ballpoint ink cartridg... |
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