G04C15/0009 - CPC Classification

Clocks driven by synchronous motors without power-reserve

• G04C15/0018 » {provided with hand-actuated starting device} 0
• G04C15/0027 » {provided with automatic-starting device} 0
• G04C15/0036 » {provided with means for indicating disturbance} 0
• G04C15/0045 » {provided with means for checking sense of rotation} 0