JPS5754791B2 - - Google Patents

Info

Publication number
JPS5754791B2
JPS5754791B2 JP49057568A JP5756874A JPS5754791B2 JP S5754791 B2 JPS5754791 B2 JP S5754791B2 JP 49057568 A JP49057568 A JP 49057568A JP 5756874 A JP5756874 A JP 5756874A JP S5754791 B2 JPS5754791 B2 JP S5754791B2
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
JP49057568A
Other languages
Japanese (ja)
Other versions
JPS50150521A (https=
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 JP49057568A priority Critical patent/JPS5754791B2/ja
Publication of JPS50150521A publication Critical patent/JPS50150521A/ja
Publication of JPS5754791B2 publication Critical patent/JPS5754791B2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Electrically Operated Instructional Devices (AREA)
  • Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
JP49057568A 1974-05-22 1974-05-22 Expired JPS5754791B2 (https=)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP49057568A JPS5754791B2 (https=) 1974-05-22 1974-05-22

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP49057568A JPS5754791B2 (https=) 1974-05-22 1974-05-22

Publications (2)

Publication Number Publication Date
JPS50150521A JPS50150521A (https=) 1975-12-03
JPS5754791B2 true JPS5754791B2 (https=) 1982-11-19

Family

ID=13059428

Family Applications (1)

Application Number Title Priority Date Filing Date
JP49057568A Expired JPS5754791B2 (https=) 1974-05-22 1974-05-22

Country Status (1)

Country Link
JP (1) JPS5754791B2 (https=)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8708702B2 (en) * 2004-09-16 2014-04-29 Lena Foundation Systems and methods for learning using contextual feedback

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5034154Y2 (https=) * 1971-07-13 1975-10-04

Also Published As

Publication number Publication date
JPS50150521A (https=) 1975-12-03

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