who found the pen,pencil,rubber, sharpener and scale?
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I think it was not found but it is man maid
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Pencil was found by Conrad Gessner.
A student in Paris Petrache Poenaru, invented fountain pen.
Rubber was invented by Charles Goodyear.
Scale was invented by Thaddeus Fairbanks.
A student in Paris Petrache Poenaru, invented fountain pen.
Rubber was invented by Charles Goodyear.
Scale was invented by Thaddeus Fairbanks.
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