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公开(公告)号:AU640612B2
公开(公告)日:1993-09-02
申请号:AU3836689
申请日:1989-06-15
Inventor: ARCHIBALD MCGILVRAY PETTIGREW
IPC: G11B5/02
公开(公告)号:AU640612B2
公开(公告)日:1993-09-02
申请号:AU3836689
申请日:1989-06-15
Inventor: ARCHIBALD MCGILVRAY PETTIGREW
IPC: G11B5/02