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ARTHUR MAILLARD
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ARTHUR MAILLARD
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Application filed by ARTHUR MAILLARDfiledCriticalARTHUR MAILLARD
Application grantedgrantedCritical
Publication of FR512685ApublicationCriticalpatent/FR512685A/en
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
FR512685A1919-09-201919-09-20
Reflector-diffuser for lamps of all systems
ExpiredFR512685A
(en)