JPS50122652A - - Google Patents

Info

Publication number
JPS50122652A
JPS50122652A JP2981274A JP2981274A JPS50122652A JP S50122652 A JPS50122652 A JP S50122652A JP 2981274 A JP2981274 A JP 2981274A JP 2981274 A JP2981274 A JP 2981274A JP S50122652 A JPS50122652 A JP S50122652A
Authority
JP
Japan
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
JP2981274A
Other languages
Japanese (ja)
Other versions
JPS5737829B2 (enExample
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
Priority to JP2981274A priority Critical patent/JPS5737829B2/ja
Publication of JPS50122652A publication Critical patent/JPS50122652A/ja
Publication of JPS5737829B2 publication Critical patent/JPS5737829B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Locating Faults (AREA)
  • Emergency Protection Circuit Devices (AREA)
JP2981274A 1974-03-15 1974-03-15 Expired JPS5737829B2 (enExample)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2981274A JPS5737829B2 (enExample) 1974-03-15 1974-03-15

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2981274A JPS5737829B2 (enExample) 1974-03-15 1974-03-15

Publications (2)

Publication Number Publication Date
JPS50122652A true JPS50122652A (enExample) 1975-09-26
JPS5737829B2 JPS5737829B2 (enExample) 1982-08-12

Family

ID=12286420

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2981274A Expired JPS5737829B2 (enExample) 1974-03-15 1974-03-15

Country Status (1)

Country Link
JP (1) JPS5737829B2 (enExample)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5211026A (en) * 1975-07-16 1977-01-27 Nippon Gakki Seizo Kk Optical detection system of depressed keys

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5211026A (en) * 1975-07-16 1977-01-27 Nippon Gakki Seizo Kk Optical detection system of depressed keys

Also Published As

Publication number Publication date
JPS5737829B2 (enExample) 1982-08-12

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