File:Balancier avec ressort spiral.png

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DescriptionBalancier avec ressort spiral.png	Français : Balancier avec ressort spiral English: Balance wheel of watch with spiral balance spring Deutsch: Unruh: Antriebsprinzip mit Spiralfeder
Date	1883
Source	PRIVAT-DESCHANEL et FOCILLON, Dictionnaire général des sciences techniques et appliquées, 1883
Author	PRIVAT-DESCHANEL et FOCILLON Uploaded by Jean-Jacques MILAN 15:57, 12 Dec 2004 (UTC)

File:Balancier avec ressort spiral.png

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