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经营范围
发明名称
Pressurized container valve
摘要
申请公布号
US2667993(A)
申请公布日期
1954.02.02
申请号
US19500170163
申请日期
1950.06.24
申请人
OIL EQUIPMENT LABORATORIES, INCORPORATED
发明人
AYRES JOHN E.
分类号
B65D83/14;B65D83/16
主分类号
B65D83/14
代理机构
代理人
主权项
地址
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