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
TUNNEL DRIVING SHIELD HAVING PIVOTALLY MOUNTED DRILLING BOOM
摘要
申请公布号
US3469884(A)
申请公布日期
1969.09.30
申请号
USD3469884
申请日期
1967.07.14
申请人
DEMAG AG.
发明人
GERHARD KAMPF-EMDEN
分类号
E21D9/10;(IPC1-7):E21D23/08;E21C25/00
主分类号
E21D9/10
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Liquid discharging recording head
An enzyme feed additive and animal feed including it
Transmitter with compensation of power amplifier distortion
Arrangement for protecting plants, particularly trees, during execution of works
Device for locating and visualising thermal and dynamic vertical winds
Carrier track system for independent and/or synchronized operation of a multi-section telescopic boom structure
Electrical rotating connector with facilitated mounting/unmounting
METHOD OF INHIBITING BLOOD COAGULATION DURING EXTRACORPOREAL BLOOD CIRCULATION AND DEVICE FOR RELEASING ANTITHROMBOTIC DRUG USED THEREIN
Gear train separation
Low softening point chocolate
A novel osteoblastic proliferative factor
Apparatus and method for moving a substrate
Surface acoustic wave device
Silicon semiconductor device with junction breakdown prevention
Initialization of electrically erasable non-volatile semiconductor memory device
Vaccine against rabbit hemorrhagic disease virus
Flat seal
Lubricant compositions of enhanced performance capabilities
Perforate diaphragm alignment system for spring brake actuators
Heavy duty pneumatic tires
