clock synchronization NTP agreement

Computer clock synchronization with calibration

Drug supervision network and drug supply network

network Embryonic communication network

self-organizing mapping network SOM network

’clock’method

40 GHz clock recovery

absolute clock

access of synchronous clock

active high clock

active low clock

alarm clock

ammonia maser clock

astronomic clock

astronomical clock

atomic clock

battery clock

bearing for clock and watch

biologic clock

biological clock