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经营范围
发明名称
Film thickness monitoring apparatus
摘要
申请公布号
US3400687(A)
申请公布日期
1968.09.10
申请号
US19660530190
申请日期
1966.02.25
申请人
SYLVANIA ELECTRIC PRODUCTS INC.
发明人
LUECK ARTHUR M.
分类号
C23C14/54;G01B11/06
主分类号
C23C14/54
代理机构
代理人
主权项
地址
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