The word used in yr text. I have a dock (Belkin) sitting on the desk right in front of me, for connecting the laptop I work on to a separate flat screen, a cordless keyboard and mouse, an external hard drive, and providing extra USB ports.

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Note added at 21 mins (2007-11-21 10:15:36 GMT)
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Dredging up the box it came in, I see they call it a "dock station". I think "docking station" is also said. In your text they appear to use "dock" where I might have said "port".

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Note added at 23 mins (2007-11-21 10:18:30 GMT)
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Universal docking station for imaging systems in a dental ...
A universal DOCKING STATION is provided for a DENTAl operatory to manage a ... [0004] Thus, a dental operatory that typically includes a video camera for ...
www.freepatentsonline.com/20020067407.html

An INTRAORAL digital camera system comprising: an intraoral digital camera operatively connected to a DOCKING STATION, said docking station having control ...
www.freepatentsonline.com/20040253563.html

FLEXISCOPE Microvision also offers an external operating panel for ãinvisibleã integration in DENTAL chairs using a DOCKING STATION. All camera functions ...
inline.com.au/dental/dental_intramicro.html

The DENTAL IMAGING SYSTEM of claim 1 further comprising one of an interface unit or a DOCKING STATION to receive said video output signals from said camera ...
www.patentstorm.us/patents/6958766-claims.html