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公开(公告)号:US1521413A
公开(公告)日:1924-12-30
申请号:US68730224
申请日:1924-01-19
Applicant: HARVIE ALLEN
Inventor: HARVIE ALLEN
IPC: A01J15/00
CPC classification number: A01J15/00
公开(公告)号:US1521413A
公开(公告)日:1924-12-30
申请号:US68730224
申请日:1924-01-19
Applicant: HARVIE ALLEN
Inventor: HARVIE ALLEN
IPC: A01J15/00
CPC classification number: A01J15/00