| 968 / | HD | HOROLOGY |
| 446 | DD | ELECTROMECHANICAL CLOCKS OR WATCHES INDEPENDENT OF OTHER TIMEPIECES AND IN WHICH THE MOVEMENT IS MAINTAINED BY ELECTRIC MEANS (synchronization subclass 506) [G04C 3/00] {8} |
| 493 | DD | .~ Incorporating an electrodynamic continuously rotating motor (subclasses 453 and 488 take precedence; clocks driven by synchronous motors subclass 553) (apparatus which can be set and started to measure off predetermined or adjustable fixed time intervals with electric driving means, e.g., incorporating clocks, etc., subclasses 815 and 816; electromechanical stopwatches subclass 837) [G04C 3/16] {1} |
| 494 | | .~.~ Comprising a mechanical regulating device influencing the electromotor (constructional details of the mechanical regulating device subclass 103) [G04C 3/16B] |