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SE70361C1
(enrdf_load_stackoverflow)
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CH206302A
(de)
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Elektronen-Multiplikatorröhre.
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CH215769A
(de)
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Kathode für Elektronenröhren.
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SU37641A1
(ru)
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Приспособление к крутильным веретенам дл торможени пр жи
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SU23507A1
(ru)
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Способ приготовлени фосфоресцирующих веществ
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SU12156A1
(ru)
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Рентгеновска трубка
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GB817055A
(en)
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Improvements in or relating to tubular constructions of helically preformed elements
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GB306513A
(en)
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Improvements in cathodes for electron discharge devices
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DK58566C
(da)
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Katodestraalerør med elektrostatisk Afbøjning.
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DK54853C
(da)
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Fjernmeldingskabel med uskærmede, symmetrisk sammensnoede Ledergrupper.
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FR857663A
(fr)
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Machine à refouler le plomb sous pression, pour la fabrication de tubes et le chemisage des câbles
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FR713935A
(fr)
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Perfectionnements apportés à l'établissement des presses à refouler le plomb
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CA288411A
(en)
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Tube, rod, wire and band making machine
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CH197248A
(de)
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Ringspinn- bezw. Ringzwirnmaschine.
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FR593856A
(fr)
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Perfectionnements à la fabrication de tubes sans couture
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CA375005A
(en)
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Spun yarn manufacture
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CA270783A
(en)
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Unipotential cathode vacuum tube
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CA294108A
(en)
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Turbine draft tube
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CA286021A
(en)
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Tube electrode
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CH264441A
(de)
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Mehrsystem-Elektronenröhre.
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CA309118A
(en)
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Polyphase electron tube generator
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CA285250A
(en)
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Electron tube with four electrodes
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CA291059A
(en)
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Tube forming machine
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CA270769A
(en)
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Vacuum tube filament
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CA302983A
(en)
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Double grid tube
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