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公开(公告)号:US867986A
公开(公告)日:1907-10-15
申请号:US1907372996
申请日:1907-05-10
Applicant: LONG CLAUDE WELLS
Inventor: LONG CLAUDE WELLS
CPC classification number: G11B33/0483
公开(公告)号:US867986A
公开(公告)日:1907-10-15
申请号:US1907372996
申请日:1907-05-10
Applicant: LONG CLAUDE WELLS
Inventor: LONG CLAUDE WELLS
CPC classification number: G11B33/0483