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发明名称
Locking cap
摘要
申请公布号
US1980003(A)
申请公布日期
1934.11.06
申请号
US19330671872
申请日期
1933.05.19
申请人
FREYN ENGINEERING COMPANY
发明人
SCHOFIELD WILFRED C.
分类号
F22B37/78;G01F23/02
主分类号
F22B37/78
代理机构
代理人
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地址
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