JPS535739A - Preventive device against error operation - Google Patents

Preventive device against error operation

Info

Publication number
JPS535739A
JPS535739A JP7994876A JP7994876A JPS535739A JP S535739 A JPS535739 A JP S535739A JP 7994876 A JP7994876 A JP 7994876A JP 7994876 A JP7994876 A JP 7994876A JP S535739 A JPS535739 A JP S535739A
Authority
JP
Japan
Prior art keywords
device against
error operation
preventive device
against error
switches
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
JP7994876A
Other languages
Japanese (ja)
Inventor
Satoshi Tanisaka
Hiroari Fukunishi
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 JP7994876A priority Critical patent/JPS535739A/en
Publication of JPS535739A publication Critical patent/JPS535739A/en
Pending legal-status Critical Current

Links

Landscapes

  • Input From Keyboards Or The Like (AREA)
  • Keying Circuit Devices (AREA)
  • Supply And Distribution Of Alternating Current (AREA)

Abstract

PURPOSE: To improve the reliability of operating switch by providing operating switches as well as group switches to make it possible to check the selection of the operating switches.
COPYRIGHT: (C)1978,JPO&Japio
JP7994876A 1976-07-07 1976-07-07 Preventive device against error operation Pending JPS535739A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7994876A JPS535739A (en) 1976-07-07 1976-07-07 Preventive device against error operation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7994876A JPS535739A (en) 1976-07-07 1976-07-07 Preventive device against error operation

Publications (1)

Publication Number Publication Date
JPS535739A true JPS535739A (en) 1978-01-19

Family

ID=13704517

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7994876A Pending JPS535739A (en) 1976-07-07 1976-07-07 Preventive device against error operation

Country Status (1)

Country Link
JP (1) JPS535739A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5882486U (en) * 1981-11-27 1983-06-03 北越工業株式会社 Compressor number control device
JPS62179363A (en) * 1986-02-01 1987-08-06 Minoru Oshio Production of pig skin pallet
JPS62179364A (en) * 1986-02-01 1987-08-06 Minoru Oshio Production of fried beef having specific shape

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5882486U (en) * 1981-11-27 1983-06-03 北越工業株式会社 Compressor number control device
JPS62179363A (en) * 1986-02-01 1987-08-06 Minoru Oshio Production of pig skin pallet
JPS62179364A (en) * 1986-02-01 1987-08-06 Minoru Oshio Production of fried beef having specific shape

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