CH43943A - Projection screen - Google Patents

Projection screen

Info

Publication number
CH43943A
CH43943A CH43943A CH43943DA CH43943A CH 43943 A CH43943 A CH 43943A CH 43943 A CH43943 A CH 43943A CH 43943D A CH43943D A CH 43943DA CH 43943 A CH43943 A CH 43943A
Authority
CH
Switzerland
Prior art keywords
projection screen
projection
screen
Prior art date
Application number
CH43943A
Other languages
German (de)
Inventor
Jos Fey Hermann
Julius Schweikart
Original Assignee
Jos Fey Hermann
Julius Schweikart
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.)
Filing date
Publication date
Application filed by Jos Fey Hermann, Julius Schweikart filed Critical Jos Fey Hermann
Publication of CH43943A publication Critical patent/CH43943A/en

Links

CH43943A 1908-04-03 1908-04-03 Projection screen CH43943A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH43943T 1908-04-03

Publications (1)

Publication Number Publication Date
CH43943A true CH43943A (en) 1909-07-01

Family

ID=4275291

Family Applications (1)

Application Number Title Priority Date Filing Date
CH43943A CH43943A (en) 1908-04-03 1908-04-03 Projection screen

Country Status (1)

Country Link
CH (1) CH43943A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1140367B (en) * 1955-12-30 1962-11-29 Saba Gmbh Process for the production of projection walls

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1140367B (en) * 1955-12-30 1962-11-29 Saba Gmbh Process for the production of projection walls

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