CA404524A - Appareil a projections optiques - Google Patents

Appareil a projections optiques

Info

Publication number: CA404524A
Authority: CA; Canada
Prior art keywords: projection apparatus; optical projection; optical; projection
Prior art date: 1942-05-05
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

CA404524A

Other languages

Inventor

Oswald Browne Cecil

Original Assignee

Electrical and Musical Industries Ltd

Publication date

1942-05-05

1942-05-05 Application granted granted Critical

1942-05-05 Publication of CA404524A publication Critical patent/CA404524A/fr

Status Expired legal-status Critical Current

CA404524A Appareil a projections optiques Expired CA404524A (fr)

Application Number	Priority Date	Filing Date	Title
CA404524T

Publication Number	Publication Date
CA404524A true CA404524A (fr)	1942-05-05

Application Number	Title	Priority Date	Filing Date
CA404524A Expired CA404524A (fr)			Appareil a projections optiques

Country	Link
CA (1)	CA404524A (fr)

Publication	Publication Date	Title
CA402325A (fr)	1942-01-20	Appareil de projections optiques
CA403852A (fr)	1942-03-31	Appareil cinematographique
CA403850A (fr)	1942-03-31	Appareil cinematographique
CA401993A (fr)	1942-01-06	Appareil photographique
CA402257A (fr)	1942-01-13	Appareil a projections dentaires
AU117170B2 (en)		Television projection apparatus
CA407083A (fr)	1942-09-01	Verre optique
CA403108A (fr)	1942-02-24	Appareil a replacement cinematographique
CA403019A (fr)	1942-02-24	Appareil photometrique
CA401996A (fr)	1942-01-06	Systeme optique
CA407851A (fr)	1942-10-06	Systeme d'optique
AU117552B2 (en)	1943-10-07	Optical system
CA403337A (fr)	1942-03-10	Appareil photographique a magasin
CA402000A (fr)	1942-01-06	Lentille photographique
CA401998A (fr)	1942-01-06	Lentille photographique
CA408879A (fr)	1942-11-24	Appareil a telefac-similes
CA407572A (fr)	1942-09-22	Appareil distributeur de mousse
CA406530A (fr)	1942-08-04	Appareil a episser des tubes
CA402402A (fr)	1942-01-20	Systeme de lentilles
CA409282A (fr)	1942-12-08	Appareil de projection a valve de lumiere pour la television
CA402391A (fr)	1942-01-20	Systeme de projection
CA403820A (fr)	1942-03-31	Appareil phonographique
CA402688A (fr)	1942-02-03	Appareil a tirage cinematographique
CA404828A (fr)	1942-05-19	Monture d'objectif
CA405128A (fr)	1942-06-02	Monture d'objectif