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发明名称
Electro-pneumatic tank switcher
摘要
申请公布号
US2869676(A)
申请公布日期
1959.01.20
申请号
US19570632708
申请日期
1957.01.07
申请人
SHELL DEVELOPMENT COMPANY
发明人
LAGUCKI EDWARD B.
分类号
G05D7/06
主分类号
G05D7/06
代理机构
代理人
主权项
地址
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