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
Automatic expanding shaftless chuck
摘要
申请公布号
US2908452(A)
申请公布日期
1959.10.13
申请号
US19550515587
申请日期
1955.06.15
申请人
H. G. WEBER & COMPANY, INC.
发明人
JACOBSEN PAUL W.
分类号
B21C47/30;B65H75/24
主分类号
B21C47/30
代理机构
代理人
主权项
地址
您可能感兴趣的专利
SUBSTRATE SENSING APPARATUS IN LOAD PORT EQUIPMENT
OPTICAL REAL-TIME DELAY DEVICE AND MANUFACTURING METHOD THEREOF
WAVELENGTH CONVERSION LIGHT SOURCE AND DRIVING METHOD THEREFOR
WAVEGUIDE TYPE VARIABLE OPTICAL ATTENUATOR
METHOD FOR DETECTING CLOGGING OF AIR CLEANER FOR ENGINE
VENTILATION DISPLACEMENT AIR CONDITIONER
MOBILE TRANSFORMER AND ITS USE METHOD
NOZZLE AND ANALYZER
SURVEYING ROBOT CARRIAGE
MOTIVE POWER TRANSMISSION DEVICE
OPERATION CONTROL METHOD OF AIR CONDITIONER
PROMOTING BODY FOR AGRICULTURE
HIGH FREQUENCY SIGNAL TRANSMISSION LINE SUBSTRATE
PROCESSING METHOD OF SILICON WAFER
AUDIO OUTPUT DEVICE
SOLID-STATE IMAGING APPARATUS
CAMERA DEVICE AND PORTABLE ELECTRONIC INFORMATION EQUIPMENT WITH CAMERA FUNCTION
OPERATION ASSISTANCE DEVICE
BIOLOGICAL COUPLING DETECTING APPARATUS AND METHOD USING INDUCTANCE ELEMENT
AQUEOUS LUBRICANT COMPOSITION FOR METAL PROCESSING AND METHOD FOR METAL-PROCESSING USING THE SAME
