| http://www.w3.org/ns/prov#value | - A lock comprising in combination, a latching and locking unit including a housing having a rear wall and a plurality of forwardly projecting walls one of which is provided with an opening spaced from the rear wall, a latching bolt plate retained within the housing but movable forwardly and rearwardly therein and having a bolt projection on its forward face adjacent the said opening, a spring biasi
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