sentences:  Hans Friedrich (1875–1965), son of August, expanded the Austrian production and sales branches he had been leading since 1908, to a dominating position in the Austrian monarchy and the crown lands.In this period, in 1903, he made the ingenious improvement to the press fastener, already invented in 1885.”Prym” and ”Prym’s Zukunft” (Prym’s future) became the earliest brand names of the 20th century, the stag – featured in the family’s coat of arms – with a needle in his antlers one of the most famous trademarks.