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公开(公告)号:CH284830A
公开(公告)日:1952-08-15
申请号:CH284830D
申请日:1948-03-13
Applicant: MAECHLER MEINRAD
Inventor: MEINRAD MAECHLER
IPC: G01K11/22
公开(公告)号:CH284830A
公开(公告)日:1952-08-15
申请号:CH284830D
申请日:1948-03-13
Applicant: MAECHLER MEINRAD
Inventor: MEINRAD MAECHLER
IPC: G01K11/22