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Grimmeisen & Co G
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Grimmeisen & Co G
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Application filed by Grimmeisen & Co GfiledCriticalGrimmeisen & Co G
Application grantedgrantedCritical
Publication of FR655638ApublicationCriticalpatent/FR655638A/fr
F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
F21S13/00—Non-electric lighting devices or systems employing a point-like light source; Non-electric lighting devices or systems employing a light source of unspecified shape
Landscapes
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
FR655638D1928-06-121928-06-12Perfectionnement aux lanternes pour éclairage public
ExpiredFR655638A
(fr)