CA187578A - Educational device - Google Patents

Educational device

Info

Publication number
CA187578A
CA187578A CA000187578A CA187578DA CA187578A CA 187578 A CA187578 A CA 187578A CA 000187578 A CA000187578 A CA 000187578A CA 187578D A CA187578D A CA 187578DA CA 187578 A CA187578 A CA 187578A
Authority
CA
Canada
Prior art keywords
educational device
educational
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
CA000187578A
Other languages
French (fr)
Inventor
Ada H. Campbell
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
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Individual filed Critical Individual
Application granted granted Critical
Publication of CA187578A publication Critical patent/CA187578A/en
Expired legal-status Critical Current

Links

CA000187578A 1918-06-24 1918-06-24 Educational device Expired CA187578A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA187578T 1918-06-24

Publications (1)

Publication Number Publication Date
CA187578A true CA187578A (en) 1918-11-26

Family

ID=45307229

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000187578A Expired CA187578A (en) 1918-06-24 1918-06-24 Educational device

Country Status (1)

Country Link
CA (1) CA187578A (en)

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