Science, asked by rahulshinde52544, 2 months ago

---developed first device to
measure O2 saturation.
1 point
Takuo Aoyagi
Meghnad Saha
C. N. R. Rao
Karl Matthes​

Answers

Answered by adhvaitham
0

Answer:

c.n.r Rao is the and I think

Explanation:

and I'm not sure with this and please check ok sorry

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