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经营范围
发明名称
Controlling means for automatic water systems
摘要
申请公布号
US2188240(A)
申请公布日期
1940.01.23
申请号
US19380236817
申请日期
1938.10.24
申请人
MARVIN O. NIXON;BART N. NIXON
发明人
COMPTON LOYD W.
分类号
F04B47/02
主分类号
F04B47/02
代理机构
代理人
主权项
地址
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POWER TRANSMISSION
SUPERHETERODYNE RECEIVER FOR VERY SHORT WAVES
POSITION INDICATION AND CONTROL SYSTEM
FLAP CONTROL
DE-ENAMELING PROCESS
WATER SOFTENING
ANTI-BACK LASH DEVICE
