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.)
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 filedfiledCritical
Application grantedgrantedCritical
Publication of DE160895CpublicationCriticalpatent/DE160895C/de
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
Meldeanlage mit staendig an die UEbertragungsleitung zur Meldezentrale angeschalteten Meldekontakten und mit einer ausserdem in diese Leitung zeitweise einschaltbaren Meldeschleife