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发明名称
MANUFACTURE OF WOODEN WATER ABSORBING MATERIAL
摘要
申请公布号
JPH0419102(A)
申请公布日期
1992.01.23
申请号
JP19900122269
申请日期
1990.05.14
申请人
HOKKAIDO PREFECTURE
发明人
SAITO NAOTO;SEKI KAZUTO;YOSHIDA KANEYUKI;AOYAMA MASAKAZU
分类号
B27K5/00
主分类号
B27K5/00
代理机构
代理人
主权项
地址
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