AT191690B - Ventilation valve - Google Patents

Ventilation valve

Info

Publication number
AT191690B
AT191690B AT191690DA AT191690B AT 191690 B AT191690 B AT 191690B AT 191690D A AT191690D A AT 191690DA AT 191690 B AT191690 B AT 191690B
Authority
AT
Austria
Prior art keywords
ventilation valve
ventilation
valve
Prior art date
Application number
Other languages
German (de)
Inventor
Eric Olof Thoernros
Original Assignee
Eric Olof Thoernros
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Eric Olof Thoernros filed Critical Eric Olof Thoernros
Application granted granted Critical
Publication of AT191690B publication Critical patent/AT191690B/en

Links

AT191690D 1954-08-12 1955-08-11 Ventilation valve AT191690B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE191690X 1954-08-12

Publications (1)

Publication Number Publication Date
AT191690B true AT191690B (en) 1957-09-10

Family

ID=20304623

Family Applications (1)

Application Number Title Priority Date Filing Date
AT191690D AT191690B (en) 1954-08-12 1955-08-11 Ventilation valve

Country Status (1)

Country Link
AT (1) AT191690B (en)

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