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公开(公告)号:CH237205A
公开(公告)日:1945-04-15
申请号:CH237205D
申请日:1942-02-13
Applicant: TODD JOHN WILLIAM
Inventor: JOHN WILLIAM TODD
公开(公告)号:CH237205A
公开(公告)日:1945-04-15
申请号:CH237205D
申请日:1942-02-13
Applicant: TODD JOHN WILLIAM
Inventor: JOHN WILLIAM TODD