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发明名称
Sensory preception device
摘要
申请公布号
US3359425(A)
申请公布日期
1967.12.19
申请号
US19640372302
申请日期
1964.06.03
申请人
SMITH HARRY M
发明人
SMITH HARRY M.
分类号
G09B21/00
主分类号
G09B21/00
代理机构
代理人
主权项
地址
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