CA376493A - Appareil d'enseignement - Google Patents

Appareil d'enseignement

Info

Publication number
CA376493A
CA376493A CA376493A CA376493DA CA376493A CA 376493 A CA376493 A CA 376493A CA 376493 A CA376493 A CA 376493A CA 376493D A CA376493D A CA 376493DA CA 376493 A CA376493 A CA 376493A
Authority
CA
Canada
Prior art keywords
educational appliance
educational
appliance
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
CA376493A
Other languages
English (en)
Inventor
Dyke Hill Van
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 CA376493A publication Critical patent/CA376493A/fr
Expired legal-status Critical Current

Links

CA376493A Appareil d'enseignement Expired CA376493A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA376493T

Publications (1)

Publication Number Publication Date
CA376493A true CA376493A (fr) 1938-09-13

Family

ID=35380817

Family Applications (1)

Application Number Title Priority Date Filing Date
CA376493A Expired CA376493A (fr) Appareil d'enseignement

Country Status (1)

Country Link
CA (1) CA376493A (fr)

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