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1.Production of protective coating on aluminum and noncuprous alloys thereof 失效
Title translation: 在铝及其非合金合金上生产保护涂层公开(公告)号:US2066181A
公开(公告)日:1936-12-29
申请号:US2720935
申请日:1935-06-18
Applicant: PYRENE MFG CO
Inventor: FREDERICK KING EDWIN CECIL
IPC: C23C22/67
CPC classification number: C23C22/67
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公开(公告)号:US2066180A
公开(公告)日:1936-12-29
申请号:US2720835
申请日:1935-06-18
Applicant: PYRENE MFG CO
Inventor: FREDERICK KING EDWIN CECIL
IPC: C23C22/67
CPC classification number: C23C22/67
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