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经营范围
发明名称
Block splitting machine
摘要
申请公布号
US2746447(A)
申请公布日期
1956.05.22
申请号
US19530400445
申请日期
1953.12.28
申请人
PETCH MANUFACTURING COMPANY
发明人
PETCH CHARLES L.
分类号
B28D1/22;B28D7/04
主分类号
B28D1/22
代理机构
代理人
主权项
地址
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