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发明名称
Asphaltic seal assemblies
摘要
申请公布号
US2972558(A)
申请公布日期
1961.02.21
申请号
US19560614468
申请日期
1956.10.08
申请人
BRAMBLE LLOYD F
发明人
BRAMBLE LLOYD F.
分类号
F16L27/107
主分类号
F16L27/107
代理机构
代理人
主权项
地址
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