दुनिया का पहला मोबाइल || मोबाइल का आविष्कार किसने किया ? smartphone ka avishkar kisne kiya

दुनिया का पहला मोबाइल
मोबाइल का आविष्कार किसने किया ? smartphone ka avishkar kisne kiya
in this video we will explain invention of mobile and history of smartphone and telephone.

इस विडियो में जानेंगे मोबाईल काआविष्कार किसने किया ? टेलीफोन का अविष्कार किसने किया ? और मोबाईल का इतिहास क्या है ? इत्यादि ।
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video is for educational purpose only copyright disclaimer under section 107 of the copyright act 1976, allowance is made for "lair use" for purposes such as criticism, comment, news reporting, teaching. scholarship, and research. fair use is a use permitted by copyright statute that might otherwise be infringing. non-profit, educational or personal use tips the balance in favor of fair use.

Видео दुनिया का पहला मोबाइल || मोबाइल का आविष्कार किसने किया ? smartphone ka avishkar kisne kiya канала Technology ki duniya with kk