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El Re Ma S A
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El Re Ma S A
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Application grantedgrantedCritical
Publication of DE865331CpublicationCriticalpatent/DE865331C/de
H01H67/26—Co-ordinate-type selector switches not having relays at cross-points but involving mechanical movement, e.g. cross-bar switch, code-bar switch
Landscapes
Electromagnets
(AREA)
DEE3472A1950-03-201951-03-17Verfahren zur Betaetigung von Kontakten und magnetisches Mehrfachschaltaggregat zur Durchfuehrung dieses Verfahrens
ExpiredDE865331C
(de)