(ABANDONED) IC 017. US 001 005 012 013 035 050. G & S: semi-permeable polymer films; ion-permeable polymer membranes, ion-permeable polymer films, gas separation polymer membranes, vapour permeable polymer membranes, semi-permeable polymer films, used for fuel processing; and polymer films, namely, ion-permeable polymer films, vapour permeable polymer films, water permeable polymer films, and semi-permeable polymer films, ion-exchange polymer films and gas separation polymer films used for fuel processing
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