CA1234935A - Photostyle a grande resolution pour affichages graphiques - Google Patents

Photostyle a grande resolution pour affichages graphiques

Info

Publication number: CA1234935A
Authority: CA; Canada
Prior art keywords: channel; light pen; light; housing; photodetector
Prior art date: 1982-02-05
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

CA000529429A

Other languages

English (en)

Inventor

George A. May

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.)

1982-02-05

Filing date

1987-02-10

Publication date

1988-04-05

1982-02-05 Priority claimed from US06/346,368 external-priority patent/US4454417A/en

1987-02-10 Application filed by Individual filed Critical Individual

1987-02-10 Priority to CA000529429A priority Critical patent/CA1234935A/fr

1988-04-05 Application granted granted Critical

1988-04-05 Publication of CA1234935A publication Critical patent/CA1234935A/fr

Status Expired legal-status Critical Current

Links

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Landscapes

Position Input By Displaying (AREA)

CA000529429A 1982-02-05 1987-02-10 Photostyle a grande resolution pour affichages graphiques Expired CA1234935A (fr)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
CA000529429A CA1234935A (fr)	1982-02-05	1987-02-10	Photostyle a grande resolution pour affichages graphiques

Applications Claiming Priority (4)

Application Number	Priority Date	Filing Date	Title
US346,368		1982-02-05
US06/346,368 US4454417A (en)	1982-02-05	1982-02-05	High resolution light pen for use with graphic displays
CA000420927A CA1221480A (fr)	1982-02-05	1983-02-04	Crayon lumineux a grande resolution pour affichages graphiques
CA000529429A CA1234935A (fr)	1982-02-05	1987-02-10	Photostyle a grande resolution pour affichages graphiques

Related Parent Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000420927A Division CA1221480A (fr)	1982-02-05	1983-02-04	Crayon lumineux a grande resolution pour affichages graphiques

Publications (1)

Publication Number	Publication Date
CA1234935A true CA1234935A (fr)	1988-04-05

Family

ID=25669930

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA000529429A Expired CA1234935A (fr)	1982-02-05	1987-02-10	Photostyle a grande resolution pour affichages graphiques

Country Status (1)

Country	Link
CA (1)	CA1234935A (fr)

1987
- 1987-02-10 CA CA000529429A patent/CA1234935A/fr not_active Expired

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Legal Events

Date	Code	Title	Description
2005-04-05	MKEX	Expiry