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发明名称
SEAL
摘要
申请公布号
US3554559(A)
申请公布日期
1971.01.12
申请号
USD3554559
申请日期
1968.10.25
申请人
INTERNATIONAL PACKINGS CORP.
发明人
JOHN CHARLES DAHLHEIMER
分类号
F16J15/36;(IPC1-7):F16K41/00;F16J9/00
主分类号
F16J15/36
代理机构
代理人
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地址
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