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Publication of NL237170ApublicationCriticalpatent/NL237170A/xx
H01H50/64—Driving arrangements between movable part of magnetic circuit and contact
H01H50/74—Mechanical means for producing a desired natural frequency of operation of the contacts, e.g. for self-interrupter
H01H50/76—Mechanical means for producing a desired natural frequency of operation of the contacts, e.g. for self-interrupter using reed or blade spring
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Physics & Mathematics
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Electromagnetism
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Photometry And Measurement Of Optical Pulse Characteristics
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