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发明名称
Shingle and like material
摘要
申请公布号
US2270734(A)
申请公布日期
1942.01.20
申请号
US19410388007
申请日期
1941.04.11
申请人
THE PATENT AND LICENSING CORPORATION
发明人
KIRSCHBRAUN LESTER
分类号
B27M3/02;E04D1/26
主分类号
B27M3/02
代理机构
代理人
主权项
地址
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