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发明名称
Apparatus for drawing-off heavy gases from above the sealing piston in waterless gasholders
摘要
申请公布号
US1940535(A)
申请公布日期
1933.12.19
申请号
US19320613076
申请日期
1932.05.23
申请人
THE FIRM AUG. KLONNE
发明人
EINBECK FRIEDRICH
分类号
F17B1/14
主分类号
F17B1/14
代理机构
代理人
主权项
地址
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