JPS51129154A - File machine - Google Patents

File machine

Info

Publication number
JPS51129154A
JPS51129154A JP50053196A JP5319675A JPS51129154A JP S51129154 A JPS51129154 A JP S51129154A JP 50053196 A JP50053196 A JP 50053196A JP 5319675 A JP5319675 A JP 5319675A JP S51129154 A JPS51129154 A JP S51129154A
Authority
JP
Japan
Prior art keywords
file machine
file
machine
contactor
constituting
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.)
Pending
Application number
JP50053196A
Other languages
Japanese (ja)
Inventor
Kanji Yamamoto
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP50053196A priority Critical patent/JPS51129154A/en
Publication of JPS51129154A publication Critical patent/JPS51129154A/en
Pending legal-status Critical Current

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  • Information Retrieval, Db Structures And Fs Structures Therefor (AREA)

Abstract

PURPOSE:To obtain high reliability and long life of a switching circuit used as a selective control of carry number and trail number, by constituting with non-contactor.
JP50053196A 1975-05-06 1975-05-06 File machine Pending JPS51129154A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50053196A JPS51129154A (en) 1975-05-06 1975-05-06 File machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50053196A JPS51129154A (en) 1975-05-06 1975-05-06 File machine

Publications (1)

Publication Number Publication Date
JPS51129154A true JPS51129154A (en) 1976-11-10

Family

ID=12936106

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50053196A Pending JPS51129154A (en) 1975-05-06 1975-05-06 File machine

Country Status (1)

Country Link
JP (1) JPS51129154A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5659371A (en) * 1979-10-05 1981-05-22 Kott Jacques Classified products detector
JPS6089276A (en) * 1983-10-21 1985-05-20 Kumahira Safe Co Inc File index device

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5659371A (en) * 1979-10-05 1981-05-22 Kott Jacques Classified products detector
JPS6349831B2 (en) * 1979-10-05 1988-10-05 Kotsuto Jatsuku
JPS6089276A (en) * 1983-10-21 1985-05-20 Kumahira Safe Co Inc File index device
JPH0310140B2 (en) * 1983-10-21 1991-02-13 Kumahira Safe Co

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