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发明名称
PROCESS FOR LEAK PROOFING GAS DISTRIBUTION SYSTEM AND PRODUCT THEREFOR
摘要
申请公布号
CA453555(A)
申请公布日期
1948.12.21
申请号
CAD453555
申请日期
申请人
STANDARD OIL DEVELOPMENT COMPANY
发明人
JOHN B. TUTTLE
分类号
主分类号
代理机构
代理人
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