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FI18072A - Ventilation valve - Google Patents

Ventilation valve

Info

Publication number
FI18072A
FI18072A FI18072DA FI18072A FI 18072 A FI18072 A FI 18072A FI 18072D A FI18072D A FI 18072DA FI 18072 A FI18072 A FI 18072A
Authority
FI
Finland
Prior art keywords
ventilation valve
ventilation
valve
Prior art date
Application number
Other languages
Finnish (fi)
Inventor
Pakkala Frans
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 filed Critical
Publication of FI18072A publication Critical patent/FI18072A/en

Links

FI18072D 1936-04-21 1936-04-21 Ventilation valve FI18072A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI18072T 1936-04-21

Publications (1)

Publication Number Publication Date
FI18072A true FI18072A (en) 1938-05-13

Family

ID=36879800

Family Applications (1)

Application Number Title Priority Date Filing Date
FI18072D FI18072A (en) 1936-04-21 1936-04-21 Ventilation valve

Country Status (1)

Country Link
FI (1) FI18072A (en)

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