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发明名称
AMMONIA SULPHATE MANUFACTURE
摘要
申请公布号
CA337009(A)
申请公布日期
1933.11.07
申请号
CAD337009
申请日期
申请人
THE SHELL DEVELOPMENT COMPANY
发明人
FREDERIC MARINUS PYZEL
分类号
主分类号
代理机构
代理人
主权项
地址
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