CA696380A - Teaching machine - Google Patents

Teaching machine

Info

Publication number
CA696380A
CA696380A CA696380A CA696380DA CA696380A CA 696380 A CA696380 A CA 696380A CA 696380 A CA696380 A CA 696380A CA 696380D A CA696380D A CA 696380DA CA 696380 A CA696380 A CA 696380A
Authority
CA
Canada
Prior art keywords
teaching machine
teaching
machine
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.)
Expired
Application number
CA696380A
Inventor
H. Hartjen Raymond
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.)
Graflex Inc
Original Assignee
Graflex Inc
Publication date
Application granted granted Critical
Publication of CA696380A publication Critical patent/CA696380A/en
Expired legal-status Critical Current

Links

CA696380A Teaching machine Expired CA696380A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA696380T

Publications (1)

Publication Number Publication Date
CA696380A true CA696380A (en) 1964-10-20

Family

ID=36006643

Family Applications (1)

Application Number Title Priority Date Filing Date
CA696380A Expired CA696380A (en) Teaching machine

Country Status (1)

Country Link
CA (1) CA696380A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166326A (en) * 1977-05-12 1979-09-04 Chris Schramm Educational teaching aid

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4166326A (en) * 1977-05-12 1979-09-04 Chris Schramm Educational teaching aid

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