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
Grass root planter
摘要
申请公布号
US3026001(A)
申请公布日期
1962.03.20
申请号
US19580774950
申请日期
1958.11.19
申请人
LANDGRAF DAVID C
发明人
LANDGRAF DAVID C.
分类号
A01C11/00
主分类号
A01C11/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
SEMICONDUCTOR INTEGRATED CIRCUIT DEVICE
US OSCILLATOR OF TRANSDUCER IN WIRE BONDER
OPTICAL DISK HAVING RECORDING LAYER OF ORGANIC PHOTOCHROMIC MATERIAL
SEMICONDUCTOR LASER CONTROLLER
TRANSFER DEVICE FOR POLISHING WORK
PREVENTING TOOL FOR DANGER OF DOUBLE FACE POLISHING MACHINE
OPTICAL RECORDING AND REPRODUCING DEVICE
ARUMINAAJIRUKONIAACHITANIAKEIKENSAKUZAI
KOOHIICHUSHUTSUSOCHI
CIRCUIT WIRING BOARD DEVICE
CODING CONVERTER
REGULATING WHEEL FOR WELDING ON STEAM TURBINE'S HIGH-PRESSURE ROTOR AND METHOD OF ITS PRODUCTION
HARDENING MATERIAL FOR MEDICAL AND DENTAL USE.
GAMMA INTERFERON FORMULATION.
APPARATUS AND METHOD FOR MANUFACTURING PNEUMATIC TYRES.
COUNTERCURRENT HEAT-EXCHANGER.
POLYAMIDE COMPOSITION RESISTANT TO FLUOROCARBON AND HYDROCARBON PERMEATION.
AIR PRESSURE ACTIVATED COLLET.
METHOD FOR IMPROVING THE UTILIZATION OF POLYELECTROLYTES IN DEWATERING AQUEOUS SUSPENSIONS.
A DEHUMIDIFIER.
