HS CodesXVIII · Optical, photographic, cinematographic, measuring, checking, precision, medical or surgical instruments and apparatus; clocks and watches; musical instruments; parts and accessories thereof91 · Clocks and watches and parts thereof91079107Chapter 91Copy pageTime switches, with clock or watch movement or with synchronous motorDescriptionTime switches, with clock or watch movement or with synchronous motorSubheadings910700Time switches, with clock or watch movement or with synchronous motorWas this page helpful?YesNoPrevious9106Time of day recording apparatus and apparatus for measuring, recording or otherwise indicating intervals of time, with clock or watch movement or with synchronous motor (for example, time-registers, time-recorders)NextWatch movements, complete and assembled9108