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发明名称
Roofing-tile machine
摘要
申请公布号
US1777917(A)
申请公布日期
1930.10.07
申请号
US19270184144
申请日期
1927.04.15
申请人
RUDOLPH GRETSCHEL
发明人
GRETSCHEL RUDOLPH
分类号
B28B1/29;B28B3/12
主分类号
B28B1/29
代理机构
代理人
主权项
地址
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