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发明名称
FORM OF CENTRIFUGALLY MOLDED SEGMENT
摘要
申请公布号
JPH08142031(A)
申请公布日期
1996.06.04
申请号
JP19940286807
申请日期
1994.11.21
申请人
TOKYO GAS CO LTD;NIPPON KOATSU CONCRETE KK;TODA KOGYO KK
发明人
HAYASHI MITSUTOSHI;ISHITANI MITSUO;UEDA MASARU
分类号
E21D11/08;B28B1/20;B28B7/02;B28B7/10;B28B7/36;(IPC1-7):B28B7/36
主分类号
E21D11/08
代理机构
代理人
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