Notes
डिस्क ब्रेक का आविष्कार 1902 ई0 में हआ था।
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Hinglish Excerpt
Disc brake ka Avishkar 1902 eesvi mein hua tha.
Tags: 1902 ई०आविष्कारडिस्क ब्रेक
Subjects: General KnowledgeCurrent AffairsTraditional General Knowledge
Exams: UPSCUPPCSSSCRRBIBPSSBIRBICTETAFCATUGC NETDefence/PoliceUPPCLCourt/LegalOthers
