Jean Maritz
id:
jean-maritz-318-16542152
title:
Jean Maritz
text:
Jean Maritz (1680–1743), also Johan Maritz, was a Swiss inventor, born in Burgdorf, Canton of Bern, who moved to France, becoming "Commissaire des Fontes" at Strasbourg, and invented the vertical drilling machine, as well as the horizontal drilling machine for cannons in the 18th century. His inventions revolutionized cannon-making and became a key component of the de Vallière system and contributed to the development of the later Gribeauval system. Jean Maritz first invented a vertical drilling
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Jean_Maritz
date created:
date modified:
2023-12-21T12:36:30Z
main entity:
{"identifier":"Q124963","url":"https://www.wikidata.org/entity/Q124963"}
image:
{"content_url":"https://upload.wikimedia.org/wikipedia/commons/7/7f/Vertical_cannon_drilling.jpg","width":400,"height":416}
fields total:
13
integrity:
14