Patent Patent (No. 10-2643784)
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Issuing Organization : KOREAN INTELLECTUAL PROPERTY OFFICE
Application Number : No. 10-2022-0071336
Filing Date : 2022. 06. 30
Registration Date : 2024. 02. 29
Title of the Invention : Valve stem for a high-pressure needle valve of check valve type and a high-pressure needle valve having the same
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특허등록증10-2643784.pdf (834.3K)
0Time Download | DATE : 2025-08-13 14:50:17
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