DB23/T 3608-2023
Patent pre-examination service specifications (English Version)

Standard No.
DB23/T 3608-2023
Language
Chinese, Available in English version
Release Date
2023
Published By
Heilongjiang Provincial Standard of the People's Republic of China
Latest
DB23/T 3608-2023

DB23/T 3608-2023 history

Patent pre-examination service specifications



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