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经营范围
发明名称
Calking compound
摘要
申请公布号
US1974745(A)
申请公布日期
1934.09.25
申请号
US19320613137
申请日期
1932.05.23
申请人
MAAS & WALDSTEIN CO.
发明人
KLINKENSTEIN GUSTAVE
分类号
主分类号
代理机构
代理人
主权项
地址
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