CA474017A - Obturateurs photographiques a commande electrique - Google Patents

Obturateurs photographiques a commande electrique

Info

Publication number: CA474017A
Authority: CA; Canada
Prior art keywords: electrically operated; photographic shutters; operated photographic; shutters; electrically
Prior art date: 1951-05-29
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

CA474017A

Other languages

English (en)

Inventor

P. Willcox Frederick

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.)

GAF Chemicals Corp

Original Assignee

General Aniline and Film Corp

Publication date

1951-05-29

1951-05-29 Application granted granted Critical

1951-05-29 Publication of CA474017A publication Critical patent/CA474017A/fr

Status Expired legal-status Critical Current

Links

CA474017A Obturateurs photographiques a commande electrique Expired CA474017A (fr)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
CA474017T

Publications (1)

Publication Number	Publication Date
CA474017A true CA474017A (fr)	1951-05-29

Family

ID=35607992

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA474017A Expired CA474017A (fr)			Obturateurs photographiques a commande electrique

Country Status (1)

Country	Link
CA (1)	CA474017A (fr)

0
- CA CA474017A patent/CA474017A/fr not_active Expired

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