| http://www.w3.org/ns/prov#value | - detatchably connected through a hole in said other rail means with said pinion for driving said pinion, and preassembly rail means adapted to be inserted into the hollow space of the rail means from one of the rail ends, said preassembly rail means including fastening means for fastening the pinion bearing means at the preassembly rail means prior to insertion of the preassembly rail means, the le
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