CA676498A - Teaching device - Google Patents

Teaching device

Info

Publication number
CA676498A
CA676498A CA676498A CA676498DA CA676498A CA 676498 A CA676498 A CA 676498A CA 676498 A CA676498 A CA 676498A CA 676498D A CA676498D A CA 676498DA CA 676498 A CA676498 A CA 676498A
Authority
CA
Canada
Prior art keywords
teaching device
teaching
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
CA676498A
Inventor
H. Beauvais John
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.)
Individual
Original Assignee
Individual
Publication date
Application granted granted Critical
Publication of CA676498A publication Critical patent/CA676498A/en
Expired legal-status Critical Current

Links

CA676498A Teaching device Expired CA676498A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA676498T

Publications (1)

Publication Number Publication Date
CA676498A true CA676498A (en) 1963-12-24

Family

ID=35977582

Family Applications (1)

Application Number Title Priority Date Filing Date
CA676498A Expired CA676498A (en) Teaching device

Country Status (1)

Country Link
CA (1) CA676498A (en)

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