Question
हारमन होलोरिथ ने पंच कार्ड का आविष्कार कब किया था?
Answer
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Hinglish Excerpt
Harman Hollerith ne punch card ka aavishkaar kab kiya tha?
Tags: पंच कार्ड का आविष्कारहारमन होलोरिथ
Subjects: ComputerGeneral Knowledge
Exams: UPSCUPPCSSSCRRBIBPSSBIRBICTETAFCATUGC NETDefence/PoliceUPPCLCourt/LegalOthers
