CA970865A - Variable light transmission device utilizing electrochromism - Google Patents

Variable light transmission device utilizing electrochromism

Info

Publication number: CA970865A
Authority: CA; Canada
Prior art keywords: transmission device; light transmission; variable light; device utilizing; electrochromism
Prior art date: 1970-05-25
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

CA108,994A

Other versions

CA108994S (en

Inventor

Marion D. Meyers

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.)

Wyeth Holdings LLC

Original Assignee

American Cyanamid Co

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.)

1970-05-25

Filing date

1971-03-29

Publication date

1975-07-08

1971-03-29 Application filed by American Cyanamid Co filed Critical American Cyanamid Co

1975-07-08 Application granted granted Critical

1975-07-08 Publication of CA970865A publication Critical patent/CA970865A/en

Status Expired legal-status Critical Current

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US4115470A	1970-05-25	1970-05-25

Publications (1)

Publication Number	Publication Date
CA970865A true CA970865A (en)	1975-07-08

Family

ID=21915029

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA108,994A Expired CA970865A (en)	1970-05-25	1971-03-29	Variable light transmission device utilizing electrochromism

Country Status (1)

Country	Link
CA (1)	CA970865A (en)

1971
- 1971-03-29 CA CA108,994A patent/CA970865A/en not_active Expired

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