title: [Transistorized respirator - prototype "2 X A" (personal patent)].
mesh_terms: D006801:Humans; D010330:Patents as Topic; D014173:Transistors, Electronic; D012122:Ventilators, Mechanical / Q000295:instrumentation
vernacular_title: Tranzistoriziran respirator -prototip "2 X A" (sopstven patent)