CA381916A - Projection system - Google Patents

Projection system

Info

Publication number
CA381916A
CA381916A CA381916A CA381916DA CA381916A CA 381916 A CA381916 A CA 381916A CA 381916 A CA381916 A CA 381916A CA 381916D A CA381916D A CA 381916DA CA 381916 A CA381916 A CA 381916A
Authority
CA
Canada
Prior art keywords
projection system
projection
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
CA381916A
Other languages
French (fr)
Inventor
Elmer Weller Frank
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.)
Trans Lux Corp
Original Assignee
Frank Elmer Weller
Trans Lux Corp
Publication date
Application granted granted Critical
Publication of CA381916A publication Critical patent/CA381916A/en
Expired legal-status Critical Current

Links

CA381916A Projection system Expired CA381916A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA381916T

Publications (1)

Publication Number Publication Date
CA381916A true CA381916A (en) 1939-06-06

Family

ID=35387151

Family Applications (1)

Application Number Title Priority Date Filing Date
CA381916A Expired CA381916A (en) Projection system

Country Status (1)

Country Link
CA (1) CA381916A (en)

Similar Documents

Publication Publication Date Title
CA381917A (en) Projection system
CA381916A (en) Projection system
CA380305A (en) Reference system
CA378622A (en) Sound-communication system
CA385322A (en) Lens system
CA381677A (en) Still projector
CA384696A (en) Projecting oscillight
CA382234A (en) Synchronizing system
CA382561A (en) Telepicture synchronizing system
CA380322A (en) Television system
CA382061A (en) Television system
CA381038A (en) Television system
CA383326A (en) Television system
CA383324A (en) Television system
CA385389A (en) Television system
CA385356A (en) Television system
CA383480A (en) Television system
CA383325A (en) Television system
CA383278A (en) Television system
CA383156A (en) Television system
CA381039A (en) Television system
CA381050A (en) Television system
CA385319A (en) Optical system
CA379319A (en) Optical system
CA385597A (en) Lighting system