179490 ⎘
Producing acoustic time signals by electrical means
Sub-classes:Mechanical wristwatch bracelet with which an electronic function is associated
#2Monitoring of a time period relating to a product
#3Smart watch and control method thereof
#4Animated character alarm clock
#5Event planner timepiece
#6Intelligent alarm sound control
#7Wearable device that indicates the passage of time as a tactile sensation moving across the surface of a person's skin