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经营范围
发明名称
VACUUM CONTROL SYSTEM
摘要
申请公布号
US3476018(A)
申请公布日期
1969.11.04
申请号
USD3476018
申请日期
1967.11.01
申请人
GENERAL MOTORS CORP.
发明人
PAUL K. BEATENBOUGH;GARY E. RICHARDS
分类号
G05D16/06;G05D23/185;(IPC1-7):F15B11/10;F15B13/04;G05D23/12
主分类号
G05D16/06
代理机构
代理人
主权项
地址
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