WRITING INSTRUMENT, PARTICULARLY A BALLPOINT PEN
A writing instrument (1), particularly a ballpoint pen, comprising a sleeve- like housing (2), a reservoir (3) axially extending in said housing (2), a push button (6) positioned in the rear portion of the housing (2) and mounte d in the housing (2) to be manually displaceable in a fashion to be sec...
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Sprache: | eng ; fre |
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