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经营范围
发明名称
Wasserrohrkessel
摘要
申请公布号
DE731949(C)
申请公布日期
1943.02.18
申请号
DE1939G100238D
申请日期
1939.06.16
申请人
DIPL.-ING. FR. WILHELM GRUPP
发明人
GRUPP DIPL.-ING. FR. WILHELM
分类号
F22B37/22
主分类号
F22B37/22
代理机构
代理人
主权项
地址
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