CA858184A - Mathematical teaching aid - Google Patents

Mathematical teaching aid

Info

Publication number
CA858184A
CA858184A CA858184A CA858184DA CA858184A CA 858184 A CA858184 A CA 858184A CA 858184 A CA858184 A CA 858184A CA 858184D A CA858184D A CA 858184DA CA 858184 A CA858184 A CA 858184A
Authority
CA
Canada
Prior art keywords
teaching aid
mathematical teaching
mathematical
aid
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
CA858184A
Inventor
R. Hurtig Carl
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.)
Damon Engineering Inc
Original Assignee
Damon Engineering Inc
Publication date
Application granted granted Critical
Publication of CA858184A publication Critical patent/CA858184A/en
Expired legal-status Critical Current

Links

CA858184A Mathematical teaching aid Expired CA858184A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA858184T

Publications (1)

Publication Number Publication Date
CA858184A true CA858184A (en) 1970-12-15

Family

ID=36343669

Family Applications (1)

Application Number Title Priority Date Filing Date
CA858184A Expired CA858184A (en) Mathematical teaching aid

Country Status (1)

Country Link
CA (1) CA858184A (en)

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