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经营范围
发明名称
Leak detector
摘要
申请公布号
US2082035(A)
申请公布日期
1937.06.01
申请号
US19360072973
申请日期
1936.04.06
申请人
VAPOR CAR HEATING COMPANY, INC.
发明人
SMITH WILLIAM M.
分类号
G01F23/24;G01M3/00
主分类号
G01F23/24
代理机构
代理人
主权项
地址
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