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经营范围
发明名称
WAFERING DEVICE
摘要
申请公布号
US3420160(A)
申请公布日期
1969.01.07
申请号
USD3420160
申请日期
1967.02.03
申请人
SPERRY RAND CORP.
发明人
AQUILA D. MAST
分类号
B30B11/22;(IPC1-7):B30B13/00
主分类号
B30B11/22
代理机构
代理人
主权项
地址
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