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发明名称
MANUFACTURE OF CONCRETE PIPE
摘要
申请公布号
JPS61201649(A)
申请公布日期
1986.09.06
申请号
JP19850042894
申请日期
1985.03.06
申请人
NIPPON CEMENT CO LTD
发明人
TOMITA ROKURO;SHIGENIWA KOJI
分类号
B28B21/30;B28B21/32;C04B24/26;C04B24/38
主分类号
B28B21/30
代理机构
代理人
主权项
地址
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