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
Retractable furrow opener
摘要
申请公布号
US2660939(A)
申请公布日期
1953.12.01
申请号
US19510251362
申请日期
1951.10.15
申请人
INTERNATIONAL HARVESTER COMPANY
发明人
POOL STUART D.;BUSKIRK ERNEST M. VAN
分类号
A01B49/04;A01C5/06;A01C23/02
主分类号
A01B49/04
代理机构
代理人
主权项
地址
您可能感兴趣的专利
METHOD AND CIRCUIT FOR GRADATIONALLY DRIVING A FLAT DISPLAY DEVICE
ACTUATOR
PERMANENT MAGNET GENERATOR
RESIN MOLD TYPE MOTOR
NC MACHINE TOOL MONITORING DEVICE
MOTION ADAPTIVE BRIGHTNESS SIGNAL/CHROMINANCE SIGNAL SEPARATING FILTER
ELECTRIC SOUND TRANSDUCER
REMOTE CONTROL SYSTEM
AUTOMATIC DISCRIMINATING DEVICE FOR TELEVISION BROADCAST SYSTEM
IMAGE PICKUP DEVICE
PICTURE PROCESSOR
PICTURE PROCESSOR
FACSIMILE EQUIPMENT
PICTURE-WRITING TABLE
WHITEBOARD
FACSIMILE MAILING DEVICE
INTER-ISDN FUNDAMENTAL INTERFACE CONNECTION DEVICE
INTERPHONE EQUIPMENT
TELEPHONE EQUIPMENT
ALLOWANCE ERROR NUMBER JUDGING CIRCUIT
