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发明名称
METHOD OF TREATING TIMBER FOR EDUCATIONAL EQUIPMENT MANUFACTURING PURPOSES
摘要
申请公布号
PL102017(B1)
申请公布日期
1979.02.28
申请号
PL19760190830
申请日期
1976.06.30
申请人
发明人
分类号
B27M1/00;G09B23/38;(IPC1-7):G09B23/38
主分类号
B27M1/00
代理机构
代理人
主权项
地址
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