CA784934A - Teaching aid - Google Patents

Teaching aid

Info

Publication number
CA784934A
CA784934A CA784934A CA784934DA CA784934A CA 784934 A CA784934 A CA 784934A CA 784934 A CA784934 A CA 784934A CA 784934D A CA784934D A CA 784934DA CA 784934 A CA784934 A CA 784934A
Authority
CA
Canada
Prior art keywords
teaching aid
teaching
aid
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
CA784934A
Inventor
D. Parmenter Morgan
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 CA784934A publication Critical patent/CA784934A/en
Expired legal-status Critical Current

Links

CA784934A Teaching aid Expired CA784934A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA784934T

Publications (1)

Publication Number Publication Date
CA784934A true CA784934A (en) 1968-05-14

Family

ID=36247602

Family Applications (1)

Application Number Title Priority Date Filing Date
CA784934A Expired CA784934A (en) Teaching aid

Country Status (1)

Country Link
CA (1) CA784934A (en)

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