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发明名称
ELECTROGRAPHIC LIQUID INKER EMPLOYING A VACUUM HEAD AND MEANS FOR RAPIDLY VALVING OFF THE HEAD
摘要
申请公布号
US3540409(A)
申请公布日期
1970.11.17
申请号
USD3540409
申请日期
1967.08.21
申请人
VARIAN ASSOCIATES
发明人
WILLIAM A. LLOYD
分类号
G03G15/10;(IPC1-7):G01D15/06;G03G9/04
主分类号
G03G15/10
代理机构
代理人
主权项
地址
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