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31 Oct 2020
6. if a pharmaceutical firm has a patent on a new drug, then no other firm can manufacture or sell that drug for
a. 15 years
b. 20 years
c. 21 years
d. 40 years
6. if a pharmaceutical firm has a patent on a new drug, then no other firm can manufacture or sell that drug for
a. 15 years
b. 20 years
c. 21 years
d. 40 years
Raushan RajLv8
31 Oct 2020