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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to DE19491609106priorityCriticalpatent/DE1609106U/en
Publication of DE1609106UpublicationCriticalpatent/DE1609106U/en
Regarding the utility matriculation dated July 12, 1949 and your letter v February 23, 195 regarding Hepa windows, I share with you as requested
the missing information with.Der Schutzanspruch für das Hepa-Fenster wird in der Form beanspmeht,
daß die Bepa-Fenstervon beiden Seiten her, beliebig geöffnetwerdenkönnen.The claim to protection for the Hepa window is claimed in the form,
that the Bepa windows can be opened as desired from both sides.Ich hoffe. Ihnen mit diesen Angaben gedient zu haben und zeichI hope. To have served you with this information and sign