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        "http://www.w3.org/ns/prov#value" : [ "A collet chuck having a radially movable pin therein for locking a tool such as an end mill against axial withdrawal from and turning in the collet." ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "vintagemachinery.org" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/167706712"
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