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发明名称
SECTIONAL STRUCTURE
摘要
申请公布号
US3491896(A)
申请公布日期
1970.01.27
申请号
USD3491896
申请日期
1967.10.19
申请人
THOMAS H. CRARY
发明人
THOMAS H. CRARY
分类号
A47B47/00;(IPC1-7):A47F5/10;A47F5/16
主分类号
A47B47/00
代理机构
代理人
主权项
地址
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