Philipp Matthäus Hahn
id:
philipp-matth-us-hahn-294-8990399
title:
Philipp Matthäus Hahn
text:
Philipp Matthäus Hahn was a German pastor, astronomer and inventor. In about 1763 he devised a precision sundial, or heliochronometer that incorporated the correction for the equation of time. In 1774 he designed one of the earliest mechanical calculators of which two are known to have survived to the present day. A renowned clockmaker, several horological museums display his works, including the Deutsches Uhrenmuseum which contains a mechanical orrery (planetarium) and a Weltmaschine by the "Pr
brand slug:
wiki
category slug:
encyclopedia
description:
original url:
https://en.wikipedia.org/wiki/Philipp_Matth%C3%A4us_Hahn
date created:
date modified:
2022-10-14T18:30:36Z
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image:
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fields total:
13
integrity:
14