179691 ⎘
Apparatus which can be set and started to measure-off predetermined or adjustably-fixed time intervals with driving mechanisms, e.g. dosimeter with clockwork with mechanical driving mechanisms mechanically actuated
HOROLOGICAL SWITCHABLE DISPLAY MECHANISM
#2Adjustable timer
#3Adjustable timer
#4SWITCH CONVERSION APPARATUS
#5Stove deactivation timer assembly
#6Switch conversion apparatus
#7Switch conversion apparatus