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公开(公告)号:DE1759920U
公开(公告)日:1958-01-16
申请号:DEB0031245
申请日:1957-10-18
Applicant: BOERNER ALFRED
Inventor: BOERNER ALFRED
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公开(公告)号:DE895509C
公开(公告)日:1953-11-02
申请号:DEB0013811
申请日:1951-02-18
Applicant: BOERNER ALFRED
Inventor: BOERNER ALFRED
IPC: B26D3/22
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公开(公告)号:DE1624822U
公开(公告)日:1951-06-21
申请号:DEB0004648
申请日:1951-02-17
Applicant: BOERNER ALFRED
Inventor: BOERNER ALFRED
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公开(公告)号:DE1615360U
公开(公告)日:1950-11-02
申请号:DE1615360
申请日:1949-07-06
Applicant: BOERNER ALFRED
Inventor: BOERNER ALFRED
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