CA277501A - Appareil d'enseignement - Google Patents

Appareil d'enseignement

Info

Publication number: CA277501A
Authority: CA; Canada
Prior art keywords: educational apparatus; educational
Prior art date: 1928-01-31
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

CA277501A

Other languages

English (en)

Inventor

A. Peterson Charles

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

1928-01-31

1928-01-31 Application granted granted Critical

1928-01-31 Publication of CA277501A publication Critical patent/CA277501A/fr

Status Expired legal-status Critical Current

Links

CA277501A Appareil d'enseignement Expired CA277501A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA277501T

Publications (1)

Publication Number	Publication Date
CA277501A true CA277501A (fr)	1928-01-31

Family

ID=35210592

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA277501A Expired CA277501A (fr)			Appareil d'enseignement

Country Status (1)

Country	Link
CA (1)	CA277501A (fr)

0
- CA CA277501A patent/CA277501A/fr not_active Expired

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