Synchronous clock mechanism

Synchronous machine

Synchronous motor starter

Synchronous motor starting and coupling means

Synchronous movement

System for charging the battery of watches without opening...

Talking clock apparatus

Talking solid state timepiece

Temperature controlled timer

Thermoelectrically-powered wrist watch

Thin wrist-watch

Three hand movement for a timepiece having a stepping motor

Three hand movement for a timepiece with improved...

Time centering apparatus for railroad installations and...

Time interval meter

Time interval to digital converter with smoothing

Time keeping and recording device

Time metering devices

Time of day clock

Time of day synchronization and distribution within a...