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公开(公告)号:US1197862A
公开(公告)日:1916-09-12
申请号:US5521015
申请日:1915-10-11
Applicant: SCOTT DONALD M
Inventor: SCOTT DONALD M
CPC classification number: B60Q1/36
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公开(公告)号:US1915824A
公开(公告)日:1933-06-27
申请号:US53861631
申请日:1931-05-19
Applicant: CHARLES HARDY , SCOTT DONALD M
Inventor: CHARLES HARDY , SCOTT DONALD M
IPC: C21C7/00
CPC classification number: C21C7/0037
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公开(公告)号:US1815380A
公开(公告)日:1931-07-21
申请号:US32756528
申请日:1928-12-21
Applicant: PORTER HARRY F , SCOTT DONALD M
Inventor: PORTER HARRY F , SCOTT DONALD M
IPC: H01F19/02
CPC classification number: H01F19/02
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