Go To Your Study Dashboard

Get Answers to all your Questions

header-bg

Who invented radio &ball pen ?

Answers (1)

best_answer

Guglielmo Marconi invented Radio.

Jhon Loud invented Ballpoint pen in 1888.

Posted by

Deependra Verma

View full answer

Similar Questions

Latest Question

Niyamat chacha of village attaches motor's wheel with a machine's wheel by a belt.The length of diameter of motor wheel is 14 cm and machine wheel is 94.5 cm.If motor's wheel revolves 2
pls slove this