CA289092A - Projection apparatus - Google Patents

Projection apparatus

Info

Publication number
CA289092A
CA289092A CA289092A CA289092DA CA289092A CA 289092 A CA289092 A CA 289092A CA 289092 A CA289092 A CA 289092A CA 289092D A CA289092D A CA 289092DA CA 289092 A CA289092 A CA 289092A
Authority
CA
Canada
Prior art keywords
projection apparatus
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
CA289092A
Other languages
French (fr)
Inventor
F. Newman David
C. Underwood Robert
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 Daylight Picture Screen Corp
Original Assignee
David F Newman
Robert C Underwood
Trans Lux Daylight Picture Screen Corp
Publication date
Application granted granted Critical
Publication of CA289092A publication Critical patent/CA289092A/en
Expired legal-status Critical Current

Links

CA289092A Projection apparatus Expired CA289092A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA289092T

Publications (1)

Publication Number Publication Date
CA289092A true CA289092A (en) 1929-04-23

Family

ID=35225904

Family Applications (1)

Application Number Title Priority Date Filing Date
CA289092A Expired CA289092A (en) Projection apparatus

Country Status (1)

Country Link
CA (1) CA289092A (en)

Similar Documents

Publication Publication Date Title
CA289092A (en) Projection apparatus
CA286882A (en) Cinematograph apparatus
CA293422A (en) Kinematographic projecting apparatus
CA296150A (en) Locomotive apparatus
CA295186A (en) Cinematographic apparatus
CA287785A (en) Tire-inflating apparatus
CA289455A (en) Humidity-responsive apparatus
CA290924A (en) Aspirator-ventilator apparatus
CA290537A (en) Sign projection apparatus
CA290520A (en) Picture projection apparatus
CA291486A (en) Photographic apparatus
CA292460A (en) Photographic apparatus
CA293912A (en) Photographic apparatus
CA291570A (en) Developing apparatus
CA290629A (en) Image projection apparatus
CA292834A (en) Projector
CA289761A (en) Photographing apparatus
CA293722A (en) Calculating apparatus
CA289021A (en) Light apparatus
CA290505A (en) Radiographic apparatus
CA292907A (en) Emulsification apparatus
CA288501A (en) Television apparatus
CA292743A (en) Pre-heating apparatus
CA275044A (en) Projection apparatus
CA287835A (en) Thermostatic apparatus