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发明名称
Shingle gauge attachment for roofer's hatchet
摘要
申请公布号
US2596558(A)
申请公布日期
1952.05.13
申请号
US19490129469
申请日期
1949.11.25
申请人
INGRAM JOHN F
发明人
INGRAM JOHN F.
分类号
E04D15/04
主分类号
E04D15/04
代理机构
代理人
主权项
地址
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