| http://www.w3.org/ns/prov#value | - Also preferably, and as seen in FIGS. 1, 2 and 8, the first handling grip 11 is fixedly attached to at least one shaft 120 or stem capable of being deployed or retracted relative to the casing 3, for example via a telescopic sliding mechanism or similar that can be housed in the casing 3.
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