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公开(公告)号:US2003658A
公开(公告)日:1935-06-04
申请号:US68405333
申请日:1933-08-07
Applicant: THOMAS LAWRENCE J
Inventor: THOMAS LAWRENCE J
IPC: A01J11/06
CPC classification number: A01J11/06
公开(公告)号:US2003658A
公开(公告)日:1935-06-04
申请号:US68405333
申请日:1933-08-07
Applicant: THOMAS LAWRENCE J
Inventor: THOMAS LAWRENCE J
IPC: A01J11/06
CPC classification number: A01J11/06