Vidyalelo
General Knowledge · Q43

Practice

Competitive Exams · General Knowledge · question 43

Q43

What invention was first installed at a Hartford, Connecticut bank in 1889?

A.
Automatic teller machine
B.
Time-lock safe
C.
Burglar alarm
D.
Pay telephone
Answer

Answer: Option D

Solution

Answer: Option D
Solution:
William Gray, inventor of the pay telephone, also invented the inflatable chest protector worn by baseball umpires and catchers.