JPS60254452A - フオトマスク用基板の製造方法 - Google Patents

フオトマスク用基板の製造方法

Info

Publication number
JPS60254452A
JPS60254452A JP10946184A JP10946184A JPS60254452A JP S60254452 A JPS60254452 A JP S60254452A JP 10946184 A JP10946184 A JP 10946184A JP 10946184 A JP10946184 A JP 10946184A JP S60254452 A JPS60254452 A JP S60254452A
Authority
JP
Japan
Prior art keywords
emitting diode
media
floppy disk
write
medium
Prior art date
Legal status (The legal status 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 status listed.)
Granted
Application number
JP10946184A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0313667B2 (enExample
Inventor
Fumihiko Nakazawa
文彦 中沢
Shinichi Tanaka
真一 田中
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujitsu Ltd
Original Assignee
Fujitsu 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 Fujitsu Ltd filed Critical Fujitsu Ltd
Priority to JP10946184A priority Critical patent/JPS60254452A/ja
Publication of JPS60254452A publication Critical patent/JPS60254452A/ja
Publication of JPH0313667B2 publication Critical patent/JPH0313667B2/ja
Granted legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
    • G11B19/02—Control of operating function, e.g. switching from recording to reproducing
    • G11B19/10—Control of operating function, e.g. switching from recording to reproducing by sensing presence or absence of record in accessible stored position or on turntable

Landscapes

  • Moving Of Head For Track Selection And Changing (AREA)
  • Optical Recording Or Reproduction (AREA)
JP10946184A 1984-05-31 1984-05-31 フオトマスク用基板の製造方法 Granted JPS60254452A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10946184A JPS60254452A (ja) 1984-05-31 1984-05-31 フオトマスク用基板の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10946184A JPS60254452A (ja) 1984-05-31 1984-05-31 フオトマスク用基板の製造方法

Publications (2)

Publication Number Publication Date
JPS60254452A true JPS60254452A (ja) 1985-12-16
JPH0313667B2 JPH0313667B2 (enExample) 1991-02-25

Family

ID=14510815

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10946184A Granted JPS60254452A (ja) 1984-05-31 1984-05-31 フオトマスク用基板の製造方法

Country Status (1)

Country Link
JP (1) JPS60254452A (enExample)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS632164A (ja) * 1986-06-20 1988-01-07 Mitsubishi Electric Corp デイスク検知装置
JPH0357768U (enExample) * 1989-10-06 1991-06-04

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59139174A (ja) * 1983-01-25 1984-08-09 Seiko Epson Corp 磁気記録再生装置

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59139174A (ja) * 1983-01-25 1984-08-09 Seiko Epson Corp 磁気記録再生装置

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS632164A (ja) * 1986-06-20 1988-01-07 Mitsubishi Electric Corp デイスク検知装置
JPH0357768U (enExample) * 1989-10-06 1991-06-04

Also Published As

Publication number Publication date
JPH0313667B2 (enExample) 1991-02-25

Similar Documents

Publication Publication Date Title
US4742583A (en) Water supply control apparatus
JPS60254452A (ja) フオトマスク用基板の製造方法
KR950029841A (ko) 자기기록헤드를 가진 카메라
JPS59139174A (ja) 磁気記録再生装置
JPS5883361A (ja) カセツト式テ−プレコ−ダ
EP0432863B1 (en) Information processing apparatus with recording medium discharging mechanism for preventing change or loss of information of recording medium by temperature increase of the apparatus
JPS57100616A (en) Magnetic disk device
JP2002014726A5 (enExample)
JPH10295916A (ja) パチンコ遊技機の状態監視システム
EP1134660A2 (en) Test mode entering in an integrated circuit for use in floppy disk drive apparatus
JPS60231201A (ja) センサ回路
JP2717905B2 (ja) 自動水栓
JPS63167821A (ja) 給水制御装置のソレノイド駆動回路
JPH0338666B2 (enExample)
KR930000394Y1 (ko) 전원오프시 자동이젝트회로
JPH0732615Y2 (ja) 自動水洗装置
JPS6459665A (en) Optical disk device
JPS62175970A (ja) 補助記憶装置
JPH08120718A (ja) 自動給水装置
JPH05233107A (ja) 電源制御装置
JPH0460958A (ja) 磁気ディスク書き込み制御装置
JPH1116130A (ja) 磁気ヘッドゴミ付着検出方法
JP2008138702A (ja) モータ安全弁の制御方法
JPS59223910A (ja) 磁気デイスク装置
JPS59156578A (ja) スパツタ付着検出装置