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View picture in original size
Fig. 1

AM, A. Michel SA, Grenchen

1916: First registered patents for movement components and manufacturing technology.
1923:Production of ebauches and watches with the brand Favoris.
1925: Joining the Ebauche SA as movement manufacturer.
1974: latest recognised activities.



Comments about the data

Remarks
AM produced self designed calibres, but also some based on Felsa ebauches. These usually hat the same calibre designator, and most parts are interchangable.

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