it was invented during world war two [1940-1942] and was originally called "asdick" hope this helps..
peru was discoverd around the turn of the 16th century
me
no
sonar sonar sonar sonar SONAR
sonar sonar sonar sonar SONAR
peaple may think he discoverd it but he only discoverd parts of usa
Justin Bieber Posted A video of himself singing on youtube and got discoverd
sattelite with sonar
the europeans
Polyphemus
unknown
1783