Tampilkan postingan dengan label Martin Cooper. Tampilkan semua postingan
Tampilkan postingan dengan label Martin Cooper. Tampilkan semua postingan
- Home
- Martin Cooper
Martin Cooper
Why was it necessary to invent mobile phone in three months?
Why was it necessary to invent the mobile phone in three months? Martin Cooper: Cooper didn't know who to call first but then he called...
Langganan:
Postingan (Atom)