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 Arnold Michoud, Leon DuvoisinfiledCriticalArnold Michoud
Priority claimed from US814873Aexternal-prioritypatent/US1402523A/en
Publication of CH67360ApublicationCriticalpatent/CH67360A/fr
F41J5/00—Target indicating systems; Target-hit or score detecting systems
F41J5/04—Electric hit-indicating systems; Detecting hits by actuation of electric contacts or switches
F41J5/052—Targets comprising a plurality of electric contacts, each corresponding to a discrete target section and being actuated by the movement thereof
Landscapes
Engineering & Computer Science
(AREA)
General Engineering & Computer Science
(AREA)
Level Indicators Using A Float
(AREA)
CH67360A1913-02-011913-11-08Cible avec dispositif électro-mécanique pour l'indication automatique des coups
CH67360A
(fr)