首页
产品
黄页
商标
征信
会员服务
注册
登录
全部
|
企业名
|
法人/股东/高管
|
品牌/产品
|
地址
|
经营范围
发明名称
Valve stem packing
摘要
申请公布号
US1954643(A)
申请公布日期
1934.04.10
申请号
US19310508426
申请日期
1931.01.13
申请人
HUGHES TOOL COMPANY
发明人
NEUHAUS RALPH
分类号
F16K41/14
主分类号
F16K41/14
代理机构
代理人
主权项
地址
您可能感兴趣的专利
LOAD FACTOR CONTROL METHOD OF COMPUTER
APPARATUS FOR MEASURING RESISTANCE COMPONENT LEAK CURRENT
VOLTAGE CONTROL TYPE OSCILLATING CIRCUIT
SURFACE FLAW DETECTION OF METAL OBJECT
VALVE DRIVING DEVICE
LOCKING-UP CONTROL DEVICE FOR AUTOMATIC TRANSMISSION
BUFFER ROD FOR CAR
ROTARY VANE TYPE COMPRESSOR
AIR-FUEL RATIO CONTROL DEVICE IN INTERNAL-COMBUSTION ENGINE
MANUFACTURE OF SEMICONDUCTOR DEVICE
SYMBOL TRAIN COLLATING DEVICE
FREQUENCY GENERATOR
LAYING WORK OF BLOCK
BLOCK FOR CONSTRUCTION WORK
PIEZOELECTRIC SPEAKER
INDUCTIVE RADIO LINE CONNECTING SYSTEM
ULTRASONIC WAVE DELAY LINE
TEST SYSTEM OF SUBSCRIBER LINE
APPARATUS FOR SUPPLYING PRESSURE LIQUID
MANUFACTURE OF NITRILOTRIACETONITRILE
