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发明名称
Plural selective position cam actuator for valves
摘要
申请公布号
US2630018(A)
申请公布日期
1953.03.03
申请号
US19490126375
申请日期
1949.11.09
申请人
SPECIALTIES DEVELOPMENT CORPORATION
发明人
HANNANT THEODORE N.
分类号
F16K31/46
主分类号
F16K31/46
代理机构
代理人
主权项
地址
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