(under subclass 206) Subject matter including means for showing the degree to which the timepiece is wound or for indicating the need for winding the timepiece.
SEE OR SEARCH THIS CLASS, SUBCLASS:
249, for timepiece-signalling means condition indicators.
SEE OR SEARCH CLASS
185, Motors: Spring, Weight, or Animal Powered,
14, 36, and 44 for weight and spring motor winding condition indicators.