NL7107023A - - Google Patents

Info

Publication number
NL7107023A
NL7107023A NL7107023A NL7107023A NL7107023A NL 7107023 A NL7107023 A NL 7107023A NL 7107023 A NL7107023 A NL 7107023A NL 7107023 A NL7107023 A NL 7107023A NL 7107023 A NL7107023 A NL 7107023A
Authority
NL
Netherlands
Application number
NL7107023A
Other versions
NL175350B (nl
NL175350C (nl
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 NL7107023A publication Critical patent/NL7107023A/xx
Publication of NL175350B publication Critical patent/NL175350B/nl
Application granted granted Critical
Publication of NL175350C publication Critical patent/NL175350C/nl

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B15/00—Driving, starting or stopping record carriers of filamentary or web form; Driving both such record carriers and heads; Guiding such record carriers or containers therefor; Control thereof; Control of operating function
    • G11B15/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B15/12—Masking of heads; circuits for Selecting or switching of heads between operative and inoperative functions or between different operative functions or for selection between operative heads; Masking of beams, e.g. of light beams
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B5/00—Recording by magnetisation or demagnetisation of a record carrier; Reproducing by magnetic means; Record carriers therefor
NLAANVRAGE7107023,A 1970-05-21 1971-05-21 Magnetische opteken- en/of weergeefinrichting. NL175350C (nl)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1970049631U JPS506340Y1 (nl) 1970-05-21 1970-05-21

Publications (3)

Publication Number Publication Date
NL7107023A true NL7107023A (nl) 1971-11-23
NL175350B NL175350B (nl) 1984-05-16
NL175350C NL175350C (nl) 1984-10-16

Family

ID=12836553

Family Applications (1)

Application Number Title Priority Date Filing Date
NLAANVRAGE7107023,A NL175350C (nl) 1970-05-21 1971-05-21 Magnetische opteken- en/of weergeefinrichting.

Country Status (7)

Country Link
US (1) US3721774A (nl)
JP (1) JPS506340Y1 (nl)
CA (1) CA956384A (nl)
DE (1) DE2123546C3 (nl)
FR (1) FR2091748A5 (nl)
GB (1) GB1330024A (nl)
NL (1) NL175350C (nl)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4355336A (en) * 1971-02-22 1982-10-19 Block Engineering, Inc. Digitally controlled electro-optical imaging system
US3904836A (en) * 1973-02-01 1975-09-09 Lanier Electronic Lab Inc Apparatus for preferential selection and switching of plural recording machines
US3906202A (en) * 1974-03-01 1975-09-16 Monarch Marking Systems Inc Data retrieval and error detection method and apparatus designed for use in a width-modulated bar-code scanning apparatus
US3995315A (en) * 1973-10-04 1976-11-30 Minnesota Mining And Manufacturing Company Audio circuit with noise muting feature
US3959817A (en) * 1973-11-15 1976-05-25 Victor Company Of Japan, Limited Switching circuit for connecting a magnetic head in a magnetic recording and reproducing apparatus
AU474453B2 (en) * 1974-03-28 1976-07-22 Sharp K.K. Automatic program head postitioning and tape feed control for tape deck
JPS5622066B2 (nl) * 1974-05-28 1981-05-22
US4003089A (en) * 1974-12-31 1977-01-11 Motorola, Inc. Electronic channel selecting system for a quad-stereo tape player
US4086635A (en) * 1975-12-30 1978-04-25 Olympus Optical Co., Ltd. Recording and reproducing apparatus with tape seed dependent on head selection
US4079200A (en) * 1976-01-19 1978-03-14 Dictaphone Corporation Apparatus for recording replies to pre-recorded messages
DE2635002C3 (de) * 1976-08-04 1979-10-11 Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig, 8510 Fuerth Ein- und Ausblendeinrichtung an einem Magnetbandgerät
US4692817A (en) * 1977-11-30 1987-09-08 Morgan Industries, Inc. Programmed conversation recording system
US4539436A (en) * 1977-11-30 1985-09-03 Theis Peter F Programmed conversation recording system
US4366513A (en) * 1978-05-23 1982-12-28 Olympus Optical Company Limited Tape recorder with noise blanking circuit
JPS5597849U (nl) * 1978-12-27 1980-07-08
JPS5715416U (nl) * 1980-06-25 1982-01-26
DE3273539D1 (en) * 1981-06-08 1986-11-06 Hitachi Ltd Azimuthal magnetic recording and reproducing apparatus
US4685005A (en) * 1983-07-18 1987-08-04 International Business Machines Corporation Two-module-read, read-after-write, bi-directional tape drive
EP0580925A1 (en) * 1992-07-30 1994-02-02 STMicroelectronics S.r.l. Drive circuit for switching signals between magnetic heads and preamplifier stage in a cassette reader

Also Published As

Publication number Publication date
US3721774A (en) 1973-03-20
JPS506340Y1 (nl) 1975-02-24
NL175350B (nl) 1984-05-16
GB1330024A (en) 1973-09-12
DE2123546A1 (de) 1971-12-02
DE2123546C3 (de) 1980-01-03
FR2091748A5 (nl) 1972-01-14
NL175350C (nl) 1984-10-16
CA956384A (en) 1974-10-15
DE2123546B2 (de) 1979-05-03

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Legal Events

Date Code Title Description
BB A search report has been drawn up
BC A request for examination has been filed
V4 Discontinued because of reaching the maximum lifetime of a patent