JPS5443409B2 - - Google Patents

Info

Publication number
JPS5443409B2
JPS5443409B2 JP3324072A JP3324072A JPS5443409B2 JP S5443409 B2 JPS5443409 B2 JP S5443409B2 JP 3324072 A JP3324072 A JP 3324072A JP 3324072 A JP3324072 A JP 3324072A JP S5443409 B2 JPS5443409 B2 JP S5443409B2
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.)
Expired
Application number
JP3324072A
Other languages
Japanese (ja)
Other versions
JPS48100220A (OSRAM
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 JP3324072A priority Critical patent/JPS5443409B2/ja
Publication of JPS48100220A publication Critical patent/JPS48100220A/ja
Publication of JPS5443409B2 publication Critical patent/JPS5443409B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Electrically Operated Instructional Devices (AREA)
JP3324072A 1972-04-03 1972-04-03 Expired JPS5443409B2 (OSRAM)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP3324072A JPS5443409B2 (OSRAM) 1972-04-03 1972-04-03

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP3324072A JPS5443409B2 (OSRAM) 1972-04-03 1972-04-03

Publications (2)

Publication Number Publication Date
JPS48100220A JPS48100220A (OSRAM) 1973-12-18
JPS5443409B2 true JPS5443409B2 (OSRAM) 1979-12-20

Family

ID=12380928

Family Applications (1)

Application Number Title Priority Date Filing Date
JP3324072A Expired JPS5443409B2 (OSRAM) 1972-04-03 1972-04-03

Country Status (1)

Country Link
JP (1) JPS5443409B2 (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS527705A (en) * 1975-07-08 1977-01-21 Yoshiro Nakamatsu Recorder with automatic operation signal
JPS5342933A (en) * 1976-09-29 1978-04-18 Teijin Ltd Studying device

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3121959A (en) * 1960-12-12 1964-02-25 Ibm Educational device
US3360873A (en) * 1965-10-01 1968-01-02 James A. Tillotson Electronic device and method for testing and teaching

Also Published As

Publication number Publication date
JPS48100220A (OSRAM) 1973-12-18

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