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.)
JEAN ANTONIN SAINT GENEST
Original Assignee
JEAN ANTONIN SAINT GENEST
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 JEAN ANTONIN SAINT GENESTfiledCriticalJEAN ANTONIN SAINT GENEST
Application grantedgrantedCritical
Publication of FR493117ApublicationCriticalpatent/FR493117A/fr
H01K7/00—Lamps for purposes other than general lighting
H01K7/02—Lamps for purposes other than general lighting for producing a narrow beam of light; for approximating a point-like source of light, e.g. for searchlight, for cinematographic projector
H—ELECTRICITY
H01—ELECTRIC ELEMENTS
H01K—ELECTRIC INCANDESCENT LAMPS
H01K1/00—Details
H01K1/02—Incandescent bodies
H01K1/14—Incandescent bodies characterised by the shape
FR493117D1918-11-191918-11-19Lampe électrique à incandescence pour projections cinématographiques
ExpiredFR493117A
(fr)