Content protected from screenshots
GKFix.in
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
About Us
Start Quiz
GKFix.in
Home
Current Affairs
General Knowledge
Categories
Concept Builder Quiz
Start Quiz
GKFix MCQ Question
Test your knowledge and learn something new
Home
Inventions
Question #6193
Back to Home
View All Inventions Questions
29 Views
Question
Who invented the first artificial heart valve?
A. Charles Hufnagel
B. Michael DeBakey
C. Denton Cooley
D. Willem Kolff
Check Answer
Share on Twitter
Share on Facebook
Copy Link
Related Questions
Who invented the phonograph?
26
Who discovered the cause of yellow fever?
29
Who discovered the anti-scorbutic vitamin (Vitamin C)?
26
What new power will the Director of Education in Delhi receive under the Delhi School Education (Fee...
(Current Affairs)
44
Which Indian pair won the mixed compound archery gold medal at the World University Games in Rhine-R...
(Current Affairs)
40