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Nrhiav

PATENTS & CERTIFICATES

paj_cerbg

Peb muaj ntau yam patents uas yog nyob rau theem ua nyob rau hauv Suav teb

Peb muaj ntau lub Hoobkas qib & khoom qib ntawv pov thawj,
thiab kev txhawb nqa muab cov ntawv pov thawj cais rau kev txiav txim tshwj xeeb.

cer (1) uas (2)