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公开(公告)号:ZA7501993B
公开(公告)日:1976-09-29
申请号:ZA7501993
申请日:1975-04-01
Applicant: CHAMBER OF MINES SERVICES LTD
Inventor: GLOSSOP M
IPC: E21C20060101 , E21C
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公开(公告)号:ZA751749B
公开(公告)日:1976-06-30
申请号:ZA751749
申请日:1975-03-20
Applicant: CHAMBER OF MINES SERVICES LTD
IPC: B65G20060101 , B65G
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公开(公告)号:ZA7501754B
公开(公告)日:1976-06-30
申请号:ZA7501754
申请日:1975-03-20
Applicant: CHAMBER OF MINES SERVICES LTD
IPC: B65G20060101 , B65G
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公开(公告)号:ZA7501746B
公开(公告)日:1976-06-30
申请号:ZA7501746
申请日:1975-03-20
Applicant: CHAMBER OF MINES SERVICES LTD
IPC: B65G20060101 , B65G
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公开(公告)号:ZA755305B
公开(公告)日:1976-02-25
申请号:ZA755305
申请日:1974-06-25
Applicant: CHAMBER OF MINES SERVICES LTD
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公开(公告)号:ZA744077B
公开(公告)日:1976-02-25
申请号:ZA744077
申请日:1974-06-25
Applicant: CHAMBER OF MINES SERVICES LTD
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公开(公告)号:ZA729021B
公开(公告)日:1974-02-27
申请号:ZA729021
申请日:1972-12-21
Applicant: CHAMBER OF MINES SERVICES LTD
IPC: E21C20060101 , E21C
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公开(公告)号:ZA7209022B
公开(公告)日:1974-02-27
申请号:ZA7209022
申请日:1972-12-21
Applicant: CHAMBER OF MINES SERVICES LTD
IPC: E21C20060101 , E21C
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