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.)
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.)
HERRMANN APPBAU GmbH
Original Assignee
HERRMANN APPBAU GmbH
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HERRMANN APPBAU GmbHfiledCriticalHERRMANN APPBAU GmbH
Application grantedgrantedCritical
Publication of FR1202083ApublicationCriticalpatent/FR1202083A/fr
G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
G03B27/00—Photographic printing apparatus
G03B27/32—Projection printing apparatus, e.g. enlarger, copying camera
G03B27/52—Details
G03B27/54—Lamp housings; Illuminating means
G03B27/545—Lamp housings; Illuminating means for enlargers
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
FR1202083D1957-09-131958-09-10Dispositif pour l'éclairage d'appareils photographiques
ExpiredFR1202083A
(fr)