CA69090A - Appareil a enseigner le dessins - Google Patents

Appareil a enseigner le dessins

Info

Publication number: CA69090A
Authority: CA; Canada
Prior art keywords: teaching drawing; teaching
Prior art date: 1900-02-20
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

Other languages

English (en)

Inventor

Peter Edward Trainer

William J. Bridge

Heaton Norris

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.)

1900-02-20

Filing date

1900-02-20

Publication date

1900-10-22

1900-02-20 Application filed by Individual filed Critical Individual

1900-10-22 Application granted granted Critical

1900-10-22 Publication of CA69090A publication Critical patent/CA69090A/fr

Status Expired legal-status Critical Current

Links

CA69090D 1900-02-20 1900-02-20 Appareil a enseigner le dessins Expired CA69090A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA69090T		1900-02-20

Publications (1)

Publication Number	Publication Date
CA69090A true CA69090A (fr)	1900-10-22

Family

ID=45185628

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA69090D Expired CA69090A (fr)	1900-02-20	1900-02-20	Appareil a enseigner le dessins

Country Status (1)

Country	Link
CA (1)	CA69090A (fr)

1900
- 1900-02-20 CA CA69090D patent/CA69090A/fr not_active Expired

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