Modifiche

In [[1922]] [[Montegrappa]] acquired the building in Via Ca 'Erizzo in Bassano Veneto, later expanded and renovated, that still is the headquarter of the company. In [[1925]] [[Montegrappa]] was bought by Alessandro Marzotto and Domenico Manea, and the following year was renamed as ''"Industria Pennini Oro e Penne Stilografiche Elmo"'' which acronym, ''I.P.O.P.S.E.'', was marked on the nibs until the first half of the '30s. Despite the new ownership ''Heidrich Helm'' continued to be the production director, providing a vital contribution to the success of the company.

In [[1922]] the company acquired the building in Via Ca 'Erizzo in Bassano Veneto, later expanded and renovated, that still is the headquarter of the company. In [[1925]] the company was bought by Alessandro Marzotto and Domenico Manea, and the following year was renamed as ''"Industria Pennini Oro e Penne Stilografiche Elmo"'' which acronym, ''I.P.O.P.S.E.'', was marked on the nibs until the first half of the '30s. Despite the new ownership ''Heinrich Helm'' continued to be the production director, providing a vital contribution to the success of the company.