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公开(公告)号:US1761948A
公开(公告)日:1930-06-03
申请号:US16031027
申请日:1927-01-10
Applicant: GEN MOTORS RES CORP
Inventor: WIRSHING RALPH J , FAAS HENRY R
IPC: C25D3/12
CPC classification number: C25D3/12
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公开(公告)号:US1963391A
公开(公告)日:1934-06-19
申请号:US49469530
申请日:1930-11-10
Applicant: GEN MOTORS RES CORP
Inventor: WIRSHING RALPH J , MOUGEY HARRY C
IPC: C25D5/50
CPC classification number: C25D5/50
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公开(公告)号:US1872614A
公开(公告)日:1932-08-16
申请号:US38282729
申请日:1929-08-01
Applicant: GEN MOTORS RES CORP
Inventor: WIRSHING RALPH J , FAAS HENRY R
IPC: B05D7/16
CPC classification number: B05D7/16
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公开(公告)号:US1738748A
公开(公告)日:1929-12-10
申请号:US26203428
申请日:1928-03-15
Applicant: GEN MOTORS RES CORP
Inventor: WIRSHING RALPH J , FAAS HENRY R
IPC: C23C28/02
CPC classification number: C23C28/023 , Y10S220/11 , Y10S428/935 , Y10S428/939 , Y10T428/12708 , Y10T428/12715 , Y10T428/12722 , Y10T428/12847 , Y10T428/12854
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