Question

who made the worlds first sim card?​

Answer 1

Answer:

$\huge \color{cyan} \boxed{ \colorbox{black}{answer}}$

♦ who made the worlds first sim card?

➡ The sim card was first invented and manufactured in Munich, by smart-card maker Giesecke and Devrient in 1991.

Explanation:

HOPE IT HELP'S...........

Answer 2

Answer:

plz mark me as brainleist.

Explanation:

The sim card was first invented and manufactured in Munich, by smart-card maker Giesecke and Devrient in 1991. It revolutionised the industry. At launch, two versions of the sim were introduced – one the size of a credit card and one mini version.