CLOCKS AND WATCHES AND PARTS THEREOF~Time 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)~T...

CLOCKS AND WATCHES AND PARTS THEREOF~Time 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)~T...