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发明名称
PRODUCTION OF SPHERICAL GLASS
摘要
申请公布号
JPH0312330(A)
申请公布日期
1991.01.21
申请号
JP19890146873
申请日期
1989.06.12
申请人
CANON INC
发明人
TANAKA HIROE
分类号
C03B11/00;C03B19/10
主分类号
C03B11/00
代理机构
代理人
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地址
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