NO121563B - - Google Patents

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Publication number
NO121563B
NO121563B NO166984A NO16698467A NO121563B NO 121563 B NO121563 B NO 121563B NO 166984 A NO166984 A NO 166984A NO 16698467 A NO16698467 A NO 16698467A NO 121563 B NO121563 B NO 121563B
Authority
NO
Norway
Prior art keywords
iodine
vinyl
copolymer
pyrrolidone
weight
Prior art date
Application number
NO166984A
Other languages
English (en)
Norwegian (no)
Inventor
Iwai Katsuyuki
Sato Fujio
M Fukatsu
Original Assignee
Akai Elektric Co Ltd
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 Akai Elektric Co Ltd filed Critical Akai Elektric Co Ltd
Publication of NO121563B publication Critical patent/NO121563B/no

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04NPICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00Details of television systems
    • H04N5/76Television signal recording
    • H04N5/91Television signal processing therefor
    • H04N5/92Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback
    • H04N5/921Transformation of the television signal for recording, e.g. modulation, frequency changing; Inverse transformation for playback by recording or reproducing the baseband signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
  • Agricultural Chemicals And Associated Chemicals (AREA)
NO166984A 1966-02-25 1967-02-23 NO121563B (fi)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1143366 1966-02-25

Publications (1)

Publication Number Publication Date
NO121563B true NO121563B (fi) 1971-03-15

Family

ID=11777932

Family Applications (1)

Application Number Title Priority Date Filing Date
NO166984A NO121563B (fi) 1966-02-25 1967-02-23

Country Status (6)

Country Link
US (1) US3504116A (fi)
BE (1) BE694507A (fi)
DK (1) DK126149B (fi)
ES (1) ES337263A1 (fi)
FI (1) FI45393C (fi)
NO (1) NO121563B (fi)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4005481A (en) * 1973-01-29 1977-01-25 U.S. Philips Corporation Recording and/or playback apparatus which prevents erasure of the synchronization track
JPS51138410A (en) * 1975-05-26 1976-11-30 Sony Corp Method of recording and reproducing signal
US4005482A (en) * 1975-06-06 1977-01-25 International Business Machines Corporation Asymmetric erase across a rotary transformer to a rotating magnetic head
US4695901A (en) * 1986-03-04 1987-09-22 Macrovision Method and apparatus for removing pseudo-sync and/or agc pulses from a video signal

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3180929A (en) * 1961-06-07 1965-04-27 Ampex System and method for recording and reproducing information
NL129603C (fi) * 1964-03-09

Also Published As

Publication number Publication date
FI45393B (fi) 1972-01-31
FI45393C (fi) 1972-05-10
ES337263A1 (es) 1968-02-01
US3504116A (en) 1970-03-31
BE694507A (fi) 1967-07-31
DK126149B (da) 1973-06-12

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