影片提要
Translation [min:sec] [00:04] this is how a simple electrical mechanical “hitter-knocker” works [00:18] this is how a cherry-”kapacitron”(???) works [00:23] this is how a dyfusional pimbdziaula works [00:30] this is how a electro-”cabbager” works [00:38] this is how a steel-koziówka(???) works [00:45] this is how a safety pin works [00:49] and other very very-complex inventi...
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