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经营范围
发明名称
Air pressure regulating apparatus
摘要
申请公布号
US2063783(A)
申请公布日期
1936.12.08
申请号
US19360068573
申请日期
1936.03.12
申请人
W. D. BEATH & SON, LIMITED
发明人
BEATH LANCELOT B.
分类号
B60S5/04
主分类号
B60S5/04
代理机构
代理人
主权项
地址
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