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发明名称
Apparatus for handling contact masses
摘要
申请公布号
US2423813(A)
申请公布日期
1947.07.08
申请号
US19430483120
申请日期
1943.04.15
申请人
SOCONY-VACUUM OIL COMPANY, INCORPORATED
发明人
LECHTHALER CHARLES H.;LEE RUSSELL
分类号
B01J8/12
主分类号
B01J8/12
代理机构
代理人
主权项
地址
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