Dr Martin Cooper, a former general manager for the systems division at Motorola, is considered the inventor of the first portable handset and the first person to make a call on a portable cell phone in April 1973. The first call he made was to his rival, Joel Engel, Bell Labs
مارتن كوبر ،، حسب الكلام اللي فوق
يقول السؤال ،،،
في لغة الكمبيوتر ،، كم ميجا يوجد بالجيجا ؟