CA284044A - Orifice etroit a lumiere - Google Patents

Orifice etroit a lumiere

Info

Publication number
CA284044A
CA284044A CA284044A CA284044DA CA284044A CA 284044 A CA284044 A CA 284044A CA 284044 A CA284044 A CA 284044A CA 284044D A CA284044D A CA 284044DA CA 284044 A CA284044 A CA 284044A
Authority
CA
Canada
Prior art keywords
narrow light
light aperture
aperture
narrow
light
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
CA284044A
Other languages
English (en)
Inventor
T. Tschopp Jacob
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.)
General Electric Canada Co
Original Assignee
Canadian General Electric Co Ltd
Publication date
Application granted granted Critical
Publication of CA284044A publication Critical patent/CA284044A/fr
Expired legal-status Critical Current

Links

CA284044A Orifice etroit a lumiere Expired CA284044A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA284044T

Publications (1)

Publication Number Publication Date
CA284044A true CA284044A (fr) 1928-10-16

Family

ID=35217135

Family Applications (1)

Application Number Title Priority Date Filing Date
CA284044A Expired CA284044A (fr) Orifice etroit a lumiere

Country Status (1)

Country Link
CA (1) CA284044A (fr)

Similar Documents

Publication Publication Date Title
CA284044A (fr) Orifice etroit a lumiere
CA281631A (fr) Orifice etroite d'eclairage
CA278305A (fr) Rallonge de lampe
CA282658A (fr) Lentille deflechie
CA277822A (fr) Projecteur portatif
CA284398A (fr) Signal lumineux
CA284812A (fr) Signal lumineux
CA285485A (fr) Lampe de publicite
CA285161A (fr) Projecteur portatif
CA278622A (fr) Reflecteur de lumiere
CA279011A (fr) Lanterne arriere en combinaison
CA277122A (fr) Support de projecteur
CA278524A (fr) Lampe
CA281574A (fr) Lanterne non-eblouissante
CA285402A (fr) Lampe
CA285409A (fr) Lampe
CA285972A (fr) Lampe
CA287088A (fr) Lampe
CA290038A (fr) Lampe
CA293406A (fr) Lampe
CA278784A (fr) Projecteur
CA283493A (fr) Dispositif d'eclairage
CA283494A (fr) Dispositif d'eclairage
CA285777A (fr) Mecanisme de projection
CA279405A (fr) Reflecteur