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发明名称
Composite glass and ceramic article
摘要
申请公布号
US2227770(A)
申请公布日期
1941.01.07
申请号
US19360115125
申请日期
1936.12.10
申请人
STEATIT-MAGNESIA AKTIENGESELLSCHAFT
发明人
UNGEWISS ALFRED
分类号
C04B33/02;C04B37/04
主分类号
C04B33/02
代理机构
代理人
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