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发明名称
Shingle cutter
摘要
申请公布号
US1981695(A)
申请公布日期
1934.11.20
申请号
US19310583365
申请日期
1931.12.26
申请人
SPECIALTY TOOL MANUFACTURERS, INC.
发明人
GUNDLACH SEVERIN N.
分类号
B28D1/22;B28D1/32
主分类号
B28D1/22
代理机构
代理人
主权项
地址
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SHIELD TUNNELLING MACHINE
