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发明名称
Contour projecting device
摘要
申请公布号
US2807878(A)
申请公布日期
1957.10.01
申请号
US19570644926
申请日期
1957.03.08
申请人
WOODS MICHAEL F
发明人
WOODS MICHAEL F.
分类号
B43L13/00
主分类号
B43L13/00
代理机构
代理人
主权项
地址
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