भारत में किसने किया था पेन का अविष्कार

क्या आपको जानकारी है भारत में सबसे पहले पेन का अविष्कार किसने किया था?

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भारत में सबसे पहले पेन का अविष्कार डॉ राधिका नाथ साह ने किया था.

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डॉ राधिका नाथ शाह ने साल 1910 में कलम का अविष्कार किया था.

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साल 1905 में डॉ ए.एस. राधिका शाह ने वाराणसी में लक्ष्मी पेन वर्क्स की स्थापना की थी.

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डॉ ए.एस. राधिका शाह भारत में अमेरिकी फाउंटेन पेन पाने वाले व्यक्ति बने.

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19वीं सदी के अंत और 20वी सदी की शुरुआत में ब्रिटिश औपनिवेशिक काल में फाउंटेन पेन का अविष्कार हुआ.

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अभिजीत वर्ग के लोग फाउंटेन पेन का इस्तेमाल उसकी प्रभावशीलता की वजह से करते थे.

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आधुनिक फाउंटेन पेन का अविष्कार साल 1884 में लुईस वाटरमैन के द्वारा पेटेंट किया गया था.

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