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
Improved disc harrow
摘要
申请公布号
GB718486(A)
申请公布日期
1954.11.17
申请号
GB19520032385
申请日期
1952.12.22
申请人
HARRY FERGUSON INC.
发明人
分类号
A01B21/08
主分类号
A01B21/08
代理机构
代理人
主权项
地址
您可能感兴趣的专利
BUS CIRCUIT
MARK INPUTTING DEVICE
METHOD AND DEVICE FOR ARITHMETIC OPERATION
DISPOSITIF POUR LE DEPOT ELECTROLYTIQUE D'UN METAL ET SON PROCEDE D'UTILISATION.
Control system for an infinitely variable transmission
Process for producing high modulus film
Precise positioning apparatus
CIRCUIT DEVICE AND ITS MANUFACTURE
Trunk dialing converter
Magneto-optic pickup head including tracking and focusing error correction
RF interconnect and shielding system
Disposable beverage brewing chamber
Toy top launcher
Apparatus for determining the path of a pulsed light beam
Needle shield
Bodies which use couplings
Visually enhanced football
Technique for steering a downhole hammer
Apparatus for cleaning a printing cylinder
PROCESS FOR ELECTRICALLY SEPARATING INDIVIDUAL ELECTROLYTE SPACES OF A PILE OF BIPOLAR ELECTROCHEMICAL CELL