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.)
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AGEORGES FRANCOIS
Original Assignee
AGEORGES FRANCOIS
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Filing date
Publication date
Application filed by AGEORGES FRANCOISfiledCriticalAGEORGES FRANCOIS
Priority to FR7424597ApriorityCriticalpatent/FR2277605A1/fr
Publication of FR2277605A1publicationCriticalpatent/FR2277605A1/fr
Application grantedgrantedCritical
Publication of FR2277605B1publicationCriticalpatent/FR2277605B1/fr
G07C—TIME OR ATTENDANCE REGISTERS; REGISTERING OR INDICATING THE WORKING OF MACHINES; GENERATING RANDOM NUMBERS; VOTING OR LOTTERY APPARATUS; ARRANGEMENTS, SYSTEMS OR APPARATUS FOR CHECKING NOT PROVIDED FOR ELSEWHERE
G07C1/00—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people
G07C1/22—Registering, indicating or recording the time of events or elapsed time, e.g. time-recorders for work people in connection with sports or games
G07C1/28—Indicating playing time
Landscapes
Physics & Mathematics
(AREA)
General Physics & Mathematics
(AREA)
Measurement Of Predetermined Time Intervals
(AREA)
FR7424597A1974-07-101974-07-10Appareil de controle et d'entrainement pour le jeu d'echecs a la pendule
GrantedFR2277605A1
(fr)