Speech synthesizer timepiece

Speech synthesizer timepiece with a single command switch

Speech synthesizer timepiece with advance announcement

Speech synthesizer timepiece with alarm function

Speech synthesizer timepiece with alarm function

Speech synthesizer timepiece with minimal number of keys for tim

Speech-synthesizer timepiece

Speech-synthesizer timepiece

Split chip inverter for EL lamp

Sport counting and timing device

Stacked assembly of a plurality of modules forming an...

Step motor control mechanism for electronic timepiece

Stepping motor mechanism for an electronic watch

Structure for mounting an integrated circuit

Structure of alarm clock

Structure of clock

Structure of electronic watch

Submerged ornamental clock operated by air bubbles

Sunlight simulating microprocessor alarm clock

Switch chain with switch riders for switch clocks