FR846586A - Perfectionnements aux appareils photographiques ou cinématographiques et notamment aux appareils de prise de vues aériennes dits mitrailleuses cinématographiques
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Perfectionnements aux appareils photographiques ou cinématographiques et notamment aux appareils de prise de vues aériennes dits mitrailleuses cinématographiques
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F41J5/00—Target indicating systems; Target-hit or score detecting systems
F41J5/10—Cinematographic hit-indicating systems
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Engineering & Computer Science
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General Engineering & Computer Science
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FR846586D1937-12-291938-11-24Perfectionnements aux appareils photographiques ou cinématographiques et notamment aux appareils de prise de vues aériennes dits mitrailleuses cinématographiques
ExpiredFR846586A
(fr)
Perfectionnements aux appareils photographiques ou cinématographiques et notamment aux appareils de prise de vues aériennes dits mitrailleuses cinématographiques
Perfectionnements aux appareils photographiques ou cinématographiques et notamment aux appareils de prise de vues aériennes dits mitrailleuses cinématographiques