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发明名称
IMPROVED BREATHING APPARATUS
摘要
申请公布号
ZA7806387(B)
申请公布日期
1980.01.30
申请号
ZA19780006387
申请日期
1978.11.14
申请人
CHAMBER MINES SERV LTD
发明人
BURTON R
分类号
A62B
主分类号
A62B
代理机构
代理人
主权项
地址
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