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经营范围
发明名称
Improvements in or relating to the manufacture of acetylene
摘要
申请公布号
GB471837(A)
申请公布日期
1937.09.10
申请号
GB19360033937
申请日期
1936.03.10
申请人
BRITISH CELANESE LIMITED;HENRY DREYFUS;WALTER HENRY GROOMBRIDGE
发明人
分类号
C07C5/35
主分类号
C07C5/35
代理机构
代理人
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地址
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