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公开(公告)号:US1528612A
公开(公告)日:1925-03-03
申请号:US58603222
申请日:1922-09-02
Applicant: GEORGE N SCHAFFER
Inventor: HEMINGWAY HORACE B
IPC: A01J11/12
CPC classification number: A01J11/12
公开(公告)号:US1528612A
公开(公告)日:1925-03-03
申请号:US58603222
申请日:1922-09-02
Applicant: GEORGE N SCHAFFER
Inventor: HEMINGWAY HORACE B
IPC: A01J11/12
CPC classification number: A01J11/12