CA185103A - Dispositif d'instruction - Google Patents

Dispositif d'instruction

Info

Publication number: CA185103A
Authority: CA; Canada
Prior art keywords: educational device; educational
Prior art date: 1918-02-18
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

CA000185103A

Other languages

English (en)

Inventor

Oscar Saenger

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.)

1918-02-18

Filing date

1918-02-18

Publication date

1918-06-25

1918-02-18 Application filed by Individual filed Critical Individual

1918-06-25 Application granted granted Critical

1918-06-25 Publication of CA185103A publication Critical patent/CA185103A/fr

Status Expired legal-status Critical Current

Links

CA000185103A 1918-02-18 1918-02-18 Dispositif d'instruction Expired CA185103A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA185103T		1918-02-18

Publications (1)

Publication Number	Publication Date
CA185103A true CA185103A (fr)	1918-06-25

Family

ID=45304755

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000185103A Expired CA185103A (fr)	1918-02-18	1918-02-18	Dispositif d'instruction

Country Status (1)

Country	Link
CA (1)	CA185103A (fr)

1918
- 1918-02-18 CA CA000185103A patent/CA185103A/fr not_active Expired

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