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公开(公告)号:DE1289633B
公开(公告)日:1969-02-20
申请号:DESC038343
申请日:1966-01-20
Applicant: SCHAEFER WILHELM GUSTAV
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公开(公告)号:DE1953973U
公开(公告)日:1967-01-19
申请号:DESC041466
申请日:1966-11-11
Applicant: SCHAEFER WILHELM
Inventor: SCHAEFER WILHELM
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公开(公告)号:DE1755318U
公开(公告)日:1957-10-31
申请号:DESC020517
申请日:1957-08-02
Applicant: SCHAEFER WILHELM
Inventor: SCHAEFER WILHELM
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公开(公告)号:DE1740725U
公开(公告)日:1957-02-28
申请号:DESC018802
申请日:1956-12-01
Applicant: SCHAEFER WILHELM
Inventor: SCHAEFER WILHELM
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公开(公告)号:DE1001921B
公开(公告)日:1957-01-31
申请号:DESC014798
申请日:1954-03-08
Applicant: SCHAEFER WILHELM
Inventor: SCHAEFER WILHELM
IPC: E06B3/52
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公开(公告)号:DE950354C
公开(公告)日:1956-10-04
申请号:DESC009425
申请日:1952-04-30
Applicant: SCHAEFER WILHELM
Inventor: SCHAEFER WILHELM
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公开(公告)号:DE937993C
公开(公告)日:1956-01-19
申请号:DESC008987
申请日:1952-03-09
Applicant: SCHAEFER WILHELM
Inventor: SCHAEFER WILHELM
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公开(公告)号:DE937008C
公开(公告)日:1955-12-29
申请号:DESC011963
申请日:1953-03-10
Applicant: SCHAEFER WILHELM G
Inventor: SCHAEFER WILHELM G
IPC: A47G33/08
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公开(公告)号:DE813198C
公开(公告)日:1951-09-10
申请号:DESC001690
申请日:1950-04-04
Applicant: SCHAEFER WILHELM
Inventor: SCHAEFER WILHELM
IPC: E04B5/06
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公开(公告)号:DE1611243U
公开(公告)日:1950-08-10
申请号:DED0034904
申请日:1949-08-22
Applicant: SCHAEFER WILHELM
Inventor: SCHAEFER WILHELM
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