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公开(公告)号:DE1632847U
公开(公告)日:1951-12-27
申请号:DEW0004233
申请日:1951-10-31
Applicant: WITTHOHN PETER MATTHIAS
Inventor: WITTHOHN PETER MATTHIAS
公开(公告)号:DE1632847U
公开(公告)日:1951-12-27
申请号:DEW0004233
申请日:1951-10-31
Applicant: WITTHOHN PETER MATTHIAS
Inventor: WITTHOHN PETER MATTHIAS