FI51280C - Paineventtiili, erikoisesti väestönsuojien ilmanvaihtojärjestelmiä var ten. - Google Patents

Paineventtiili, erikoisesti väestönsuojien ilmanvaihtojärjestelmiä var ten.

Info

Publication number
FI51280C
FI51280C FI751924A FI751924A FI51280C FI 51280 C FI51280 C FI 51280C FI 751924 A FI751924 A FI 751924A FI 751924 A FI751924 A FI 751924A FI 51280 C FI51280 C FI 51280C
Authority
FI
Finland
Prior art keywords
pressure valve
ventilation systems
civil protection
civil
protection
Prior art date
Application number
FI751924A
Other languages
English (en)
Finnish (fi)
Swedish (sv)
Other versions
FI51280B (enExample
Inventor
P Taerkki
Veikko Hamunen
Original Assignee
Finska Flaektfabriken
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 Finska Flaektfabriken filed Critical Finska Flaektfabriken
Priority to FI751924A priority Critical patent/FI51280C/fi
Publication of FI51280B publication Critical patent/FI51280B/fi
Application granted granted Critical
Publication of FI51280C publication Critical patent/FI51280C/fi

Links

FI751924A 1975-06-30 1975-06-30 Paineventtiili, erikoisesti väestönsuojien ilmanvaihtojärjestelmiä var ten. FI51280C (fi)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI751924A FI51280C (fi) 1975-06-30 1975-06-30 Paineventtiili, erikoisesti väestönsuojien ilmanvaihtojärjestelmiä var ten.

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI751924A FI51280C (fi) 1975-06-30 1975-06-30 Paineventtiili, erikoisesti väestönsuojien ilmanvaihtojärjestelmiä var ten.

Publications (2)

Publication Number Publication Date
FI51280B FI51280B (enExample) 1976-08-31
FI51280C true FI51280C (fi) 1976-12-10

Family

ID=8509305

Family Applications (1)

Application Number Title Priority Date Filing Date
FI751924A FI51280C (fi) 1975-06-30 1975-06-30 Paineventtiili, erikoisesti väestönsuojien ilmanvaihtojärjestelmiä var ten.

Country Status (1)

Country Link
FI (1) FI51280C (enExample)

Also Published As

Publication number Publication date
FI51280B (enExample) 1976-08-31

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Legal Events

Date Code Title Description
MA Patent expired
MA Patent expired

Owner name: AB FINSKA FLAEKTFABRIKEN-SUOMEN PUHALLIN-