Vorlage:Watch of the week 25
Version vom 19. April 2009, 01:01 Uhr von 93.218.175.16 (Diskussion) (Die Seite wurde neu angelegt: {| width="100% style="padding-top:15px" |- |[[Bild:DEWITT Academia Tourbillon Force Constante à Chaîne.jpg|left|160px|DEWITT Academia Tourbillon Force Constante à Ch...)
 DEWITT Academia Tourbillon Force Constante à Chaîne DeWitt has enhanced its legendary constant force tourbillon with a system that relays energy to its associated power reserve indicator. Rotating the crown when winding the barrel-spring drives a miniature chain, which uses an intermediate wheel to activate the power reserve indicator sliding on a worm screw. Three years after developing an ... |