CA688818A - Device for automatically controlling film projection arrangements by means of one or more switching elements - Google Patents

Device for automatically controlling film projection arrangements by means of one or more switching elements

Info

Publication number
CA688818A
CA688818A CA688818A CA688818DA CA688818A CA 688818 A CA688818 A CA 688818A CA 688818 A CA688818 A CA 688818A CA 688818D A CA688818D A CA 688818DA CA 688818 A CA688818 A CA 688818A
Authority
CA
Canada
Prior art keywords
switching elements
automatically controlling
controlling film
film projection
projection arrangements
Prior art date
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
CA688818A
Inventor
C. Valbracht Johannes
W. Goumans Hermanus
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
Publication date
Application granted granted Critical
Publication of CA688818A publication Critical patent/CA688818A/en
Expired legal-status Critical Current

Links

CA688818A Device for automatically controlling film projection arrangements by means of one or more switching elements Expired CA688818A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA688818T

Publications (1)

Publication Number Publication Date
CA688818A true CA688818A (en) 1964-06-16

Family

ID=35991431

Family Applications (1)

Application Number Title Priority Date Filing Date
CA688818A Expired CA688818A (en) Device for automatically controlling film projection arrangements by means of one or more switching elements

Country Status (1)

Country Link
CA (1) CA688818A (en)

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