{ "items" : [
    { "id" : "http://webisa.webdatacommons.org/305101791"
      "properties" : {
        "http://www.w3.org/1999/02/22-rdf-syntax-ns#type" : [ "http://www.w3.org/ns/prov#Entity" ] ,
        "http://www.w3.org/ns/prov#value" : [ "The valve device as set forth in claim 1 wherein: a. said valve element is in the form of a discwith the center retained on the flexible free end of said extensible member; b. said disc is an annular member having a thickened peripheral edge portion forming a skirt with a rim thereof extending into sealing engagement with said free end. of said extensible member; and, ' c. said rim of said disc, i" ] ,
        "http://www.w3.org/ns/prov#wasQuotedFrom" : [ "google.com" ] } },

    { "id" : "http://webisa.webdatacommons.org/prov/310594490"
      "properties" : {
        "http://www.w3.org/ns/prov#wasDerivedFrom" : [ "http://webisa.webdatacommons.org/305101791"] } } }
