CA329240A - Systeme de projection a ecran d'arc - Google Patents

Systeme de projection a ecran d'arc

Info

Publication number
CA329240A
CA329240A CA329240A CA329240DA CA329240A CA 329240 A CA329240 A CA 329240A CA 329240 A CA329240 A CA 329240A CA 329240D A CA329240D A CA 329240DA CA 329240 A CA329240 A CA 329240A
Authority
CA
Canada
Prior art keywords
projection system
screen projection
arc screen
arc
screen
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
CA329240A
Other languages
English (en)
Inventor
Mclean Nicolson Alexander
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.)
COMMUNICATION PATENTS
Original Assignee
COMMUNICATION PATENTS
Publication date
Application granted granted Critical
Publication of CA329240A publication Critical patent/CA329240A/fr
Expired legal-status Critical Current

Links

CA329240A Systeme de projection a ecran d'arc Expired CA329240A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA329240T

Publications (1)

Publication Number Publication Date
CA329240A true CA329240A (fr) 1933-01-10

Family

ID=35291609

Family Applications (1)

Application Number Title Priority Date Filing Date
CA329240A Expired CA329240A (fr) Systeme de projection a ecran d'arc

Country Status (1)

Country Link
CA (1) CA329240A (fr)

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