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        <doc-number>2020-37748</doc-number>
        <date>2020-07-02</date>
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        <date>2020-07-02</date>
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    <invention-title lang="CS">Filtr z mikrofilamentárního bioaktivního uhlíku s fotokatalytickou povrchovou úpravou, zejména do masek a roušek se zvýšenou ochranou pro uživatele</invention-title>
    <invention-title lang="EN">Microfilamentary bioactive carbon filter with photocatalytic coating, especially in masks and drapes with increased protection for users</invention-title>
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