A biodegradable neem twig bristles for toothbrush
Holy Cross College
Nagercoil
-
Patent No. :
202341042670
Filed :
16-06-2023
Published :
30-11--0001
Filed
METHOD FOR REMOVAL OF FLUORIDE FROM WATER THROUGH ADSORPTION
Noorul Islam Centre for Higher Education
Kumaracoil
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Patent No. :
2021103484
Filed :
19-06-2021
Published :
20-04-2022
Published