FI86630C - Luftningsanordning - Google Patents

Luftningsanordning Download PDF

Info

Publication number
FI86630C
FI86630C FI891838A FI891838A FI86630C FI 86630 C FI86630 C FI 86630C FI 891838 A FI891838 A FI 891838A FI 891838 A FI891838 A FI 891838A FI 86630 C FI86630 C FI 86630C
Authority
FI
Finland
Prior art keywords
air
wing
propeller
ground
spring
Prior art date
Application number
FI891838A
Other languages
English (en)
Finnish (fi)
Other versions
FI891838A0 (fi
FI86630B (fi
FI891838A (fi
Inventor
Hannu Sarvanne
Original Assignee
Sarlin Ab Oy E
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 Sarlin Ab Oy E filed Critical Sarlin Ab Oy E
Priority to FI891838A priority Critical patent/FI86630C/sv
Publication of FI891838A0 publication Critical patent/FI891838A0/fi
Publication of FI891838A publication Critical patent/FI891838A/fi
Application granted granted Critical
Publication of FI86630B publication Critical patent/FI86630B/fi
Publication of FI86630C publication Critical patent/FI86630C/sv

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  • Aeration Devices For Treatment Of Activated Polluted Sludge (AREA)
FI891838A 1989-04-18 1989-04-18 Luftningsanordning FI86630C (sv)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FI891838A FI86630C (sv) 1989-04-18 1989-04-18 Luftningsanordning

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI891838A FI86630C (sv) 1989-04-18 1989-04-18 Luftningsanordning
FI891838 1989-04-18

Publications (4)

Publication Number Publication Date
FI891838A0 FI891838A0 (fi) 1989-04-18
FI891838A FI891838A (fi) 1990-10-19
FI86630B FI86630B (fi) 1992-06-15
FI86630C true FI86630C (sv) 1992-09-25

Family

ID=8528266

Family Applications (1)

Application Number Title Priority Date Filing Date
FI891838A FI86630C (sv) 1989-04-18 1989-04-18 Luftningsanordning

Country Status (1)

Country Link
FI (1) FI86630C (sv)

Also Published As

Publication number Publication date
FI891838A0 (fi) 1989-04-18
FI86630B (fi) 1992-06-15
FI891838A (fi) 1990-10-19

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Legal Events

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MM Patent lapsed

Owner name: OY E. SARLIN AB