'When Phonemate introduced the first commercially successful one in 1971, it weighed 10 pounds'
Answering machine
A.M.: When Phonemate introduced the first commercially successful one in 1971, it weighed 10 pounds
When Phonemate introduced the first commercially successful one in 1971, it weighed 10 pounds
When Phonemate introduced the first commercially successful one in 1971, it weighed 10 pounds
"A.M."
Answering machine
"A.M."