FI891439A - Optisk formfaeltstransformator. - Google Patents

Optisk formfaeltstransformator. Download PDF

Info

Publication number
FI891439A
FI891439A FI891439A FI891439A FI891439A FI 891439 A FI891439 A FI 891439A FI 891439 A FI891439 A FI 891439A FI 891439 A FI891439 A FI 891439A FI 891439 A FI891439 A FI 891439A
Authority
FI
Finland
Prior art keywords
formfaeltstransformator
optical
optical formfaeltstransformator
Prior art date
Application number
FI891439A
Other languages
English (en)
Other versions
FI85195C (fi
FI85195B (fi
FI891439A0 (fi
Inventor
Simo Tammela
Original Assignee
Valtion Teknillinen
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 Valtion Teknillinen filed Critical Valtion Teknillinen
Priority to FI891439A priority Critical patent/FI85195C/fi
Publication of FI891439A0 publication Critical patent/FI891439A0/fi
Priority to FI895830A priority patent/FI83708C/fi
Publication of FI891439A publication Critical patent/FI891439A/fi
Application granted granted Critical
Publication of FI85195B publication Critical patent/FI85195B/fi
Publication of FI85195C publication Critical patent/FI85195C/fi

Links

FI891439A 1989-03-23 1989-03-23 Optisk formfaeltstransformator. FI85195C (fi)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FI891439A FI85195C (fi) 1989-03-23 1989-03-23 Optisk formfaeltstransformator.
FI895830A FI83708C (fi) 1989-03-23 1989-12-05 Leserad optisk formfaeltstransformerande fiber.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FI891439A FI85195C (fi) 1989-03-23 1989-03-23 Optisk formfaeltstransformator.
FI891439 1989-03-23

Publications (4)

Publication Number Publication Date
FI891439A0 FI891439A0 (fi) 1989-03-23
FI891439A true FI891439A (fi) 1990-09-24
FI85195B FI85195B (fi) 1991-11-29
FI85195C FI85195C (fi) 1992-03-10

Family

ID=8528117

Family Applications (1)

Application Number Title Priority Date Filing Date
FI891439A FI85195C (fi) 1989-03-23 1989-03-23 Optisk formfaeltstransformator.

Country Status (1)

Country Link
FI (1) FI85195C (fi)

Also Published As

Publication number Publication date
FI85195C (fi) 1992-03-10
FI85195B (fi) 1991-11-29
FI891439A0 (fi) 1989-03-23

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Legal Events

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MM Patent lapsed
MM Patent lapsed

Owner name: VALTION TEKNILLINEN TUTKIMUSKESKUS