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公开(公告)号:CA542969A
公开(公告)日:1957-07-02
申请号:CA542969D
Applicant: ATLAS POWDER CO
Inventor: BARKER GEORGE E , BRANDNER JOHN D
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公开(公告)号:CA536356A
公开(公告)日:1957-01-29
申请号:CA536356D
Applicant: ATLAS POWDER CO
Inventor: BARKER GEORGE E
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公开(公告)号:CA504254A
公开(公告)日:1954-07-13
申请号:CA504254D
Applicant: ATLAS POWDER CO
Inventor: BARKER GEORGE E
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公开(公告)号:CA541467A
公开(公告)日:1957-05-28
申请号:CA541467D
Applicant: ATLAS POWDER CO
Inventor: BARKER GEORGE E
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公开(公告)号:CA541089A
公开(公告)日:1957-05-21
申请号:CA541089D
Applicant: ATLAS POWDER CO
Inventor: BARKER GEORGE E
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公开(公告)号:CA516898A
公开(公告)日:1955-09-27
申请号:CA516898D
Applicant: ATLAS POWDER CO
Inventor: BARKER GEORGE E
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公开(公告)号:CA502856A
公开(公告)日:1954-05-25
申请号:CA502856D
Applicant: ATLAS POWDER CO
Inventor: BARKER GEORGE E
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