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公开(公告)号：US12087480B2
公开(公告)日：2024-09-10
申请号：US17754031
申请日：2020-08-06
Applicant: KOA Corporation
Inventor： Reina Kaneko , Yoshitaka Kumeda , Tadahiko Yoshioka
IPC: H01C7/13 , H01C17/02 , H01C17/065
CPC classification number: H01C7/13 , H01C17/02 , H01C17/06553
Abstract: The resistive material contains copper and manganese, an oxide film of manganese being formed on a surface of the resistive material.
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