Portal:Anniversaries/May 3

From Grail Watch Wiki
Revision as of 21:02, 22 October 2020 by meta>Stephen Foskett
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)
Jump to navigation Jump to search
1887 — Swiss watchmaker Edouard Heuer receives a French patent for the oscillating pinion, a fundamental design element in chronograph watches.
2011 — Gian Riccardo Marini is appointed CEO of Rolex.
Retrieved from "https://wiki.grail-watch.com/index.php?title=Portal:Anniversaries/May_3&oldid=702"