Deep-well turbine leakproof and sandproof upper main bearing,申请号US19280272097-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Deep-well turbine leakproof and sandproof upper main bearing
摘要
申请公布号	US1902431(A)	申请公布日期	1933.03.21
申请号	US19280272097	申请日期	1928.04.23
申请人	PACIFIC PUMP WORKS;GEORGE E. BIGELOW	发明人	WEIS ARTHUR R.
分类号	F04D29/60	主分类号	F04D29/60
代理机构		代理人
主权项
地址

您可能感兴趣的专利

Cold cathode electronic device

Silver halide color photographic lightsensitive material and novel pyrrolotriazole compound

Heat resistant steel casting and method of manufacturing the same

Apparatus for producing decorative beverage can bodies

Portable ultrasonic palpation system

Orbiting scroll center of mass optimization

Pass-transistor logic circuit and a method of designing thereof

Optimization control method for shock absorber

Transcutaneous energy transfer device with magnetic field protected components in secondary coil

Power factor improving switching circuit

Semiconductor memory circuit having selective redundant memory cells

Method to force-balance capacitive transducers

Magnetic recording and reproduction apparatus

Measurement of crystal face orientation

Electronically latching micro-magnetic switches and method of operating same

Ferroelectric memory

Remote landscape display and pilot training

Structure and method for improved field emitter arrays

Power semiconductor element capable of improving short circuit withstand capability while maintaining low on-voltage and method of fabricating the same

Production of amino-aldehyde-phosphate resins and copolymers