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发明名称
Self-spacing individual composition shingle
摘要
申请公布号
US2064263(A)
申请公布日期
1936.12.15
申请号
US19350019872
申请日期
1935.05.04
申请人
KIELLAR STEPHEN A
发明人
KIELLAR STEPHEN A.
分类号
E04D1/22
主分类号
E04D1/22
代理机构
代理人
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地址
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