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经营范围
发明名称
Seal for floating tank roofs
摘要
申请公布号
US1979657(A)
申请公布日期
1934.11.06
申请号
US19300436217
申请日期
1930.03.15
申请人
WIGGINS JOHN H
发明人
WIGGINS JOHN H.
分类号
B65D88/46
主分类号
B65D88/46
代理机构
代理人
主权项
地址
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