Portal:Anniversaries/April 30

From Grail Watch Wiki
Revision as of 14:56, 23 July 2021 by Sfoskett (talk | contribs) (1 revision imported)
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search
1892 — Swiss watchmaker Edouard Heuer dies. He founded Heuer, was the first to mass produce chronograph watches, and invented the oscillating pinion.