DK29530C - Skærm til Fremvisning af Lysbilleder. - Google Patents

Skærm til Fremvisning af Lysbilleder.

Info

Publication number
DK29530C
DK29530C DK29530DA DK29530C DK 29530 C DK29530 C DK 29530C DK 29530D A DK29530D A DK 29530DA DK 29530 C DK29530 C DK 29530C
Authority
DK
Denmark
Prior art keywords
slide show
show screen
screen
slide
show
Prior art date
Application number
Other languages
English (en)
Inventor
John Frederik Robert Troeger
Original Assignee
John Frederik Robert Troeger
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 John Frederik Robert Troeger filed Critical John Frederik Robert Troeger
Application granted granted Critical
Publication of DK29530C publication Critical patent/DK29530C/da

Links

DK29530D 1913-12-24 1920-06-30 Skærm til Fremvisning af Lysbilleder. DK29530C (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US29530XA 1913-12-24 1913-12-24

Publications (1)

Publication Number Publication Date
DK29530C true DK29530C (da) 1922-04-24

Family

ID=21703349

Family Applications (1)

Application Number Title Priority Date Filing Date
DK29530D DK29530C (da) 1913-12-24 1920-06-30 Skærm til Fremvisning af Lysbilleder.

Country Status (2)

Country Link
CH (1) CH90719A (da)
DK (1) DK29530C (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3035836A (en) * 1958-07-28 1962-05-22 Cavalcade Productions Inc Means of staging productions
DE3627646A1 (de) * 1986-08-14 1988-02-25 Mechanische Weberei Gmbh Vorrichtung zur durchlichtprojektion

Also Published As

Publication number Publication date
CH90719A (de) 1921-09-16

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