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发明名称
ARTIFICIAL HORIZON SPECTACLES
摘要
<p>A spectacles frame optionally including lenses and comprising an artificial horizon which is held in a horizontal position at all times regardless of the movement of the frame or the wearer's head.</p>
申请公布号
WO1996025685(A1)
申请公布日期
1996.08.22
申请号
BE1996000010
申请日期
1996.02.08
申请人
发明人
分类号
主分类号
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