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发明名称
A method of and apparatus for ventilating railway carriages
摘要
申请公布号
GB622572(A)
申请公布日期
1949.05.04
申请号
GB19470008488
申请日期
1947.03.28
申请人
GERALD GRAY FITZMAURICE;FRANCIS JOHN KINGDOM HULL;ARTHUR JOHN WOOD GRAHAM
发明人
分类号
B61D27/00
主分类号
B61D27/00
代理机构
代理人
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地址
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