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From this period there also the pens marked Plevonia, which are the most valuable production of the company. These pens were made in ringed transparent cellulois, as a clear imitation of Vacumatic, from which they also copied the filling system.[1] Were produced in two versions (with three rings or with a band and two rings), but in one size. They were equipped with gold nib marked Plevonia and 585.
  1. they have inscripted the patent nº IT-329230.