Question
सेफ्टीपिन का आविष्कार कब हुआ था?
Answer
1849 ई0 में हुआ था।Subscribe to our youtube channel!
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Hinglish Excerpt
Safety pin ka Avishkaar kab hua tha?
Subjects: Current AffairsGeneral KnowledgeTraditional General Knowledge
Exams: UPSCUPPCSSSCRRBIBPSSBIRBICTETAFCATUGC NETDefence/PoliceUPPCLCourt/LegalOthers
