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
TOOTHED PERCUSSION DRILL
摘要
申请公布号
SU617572(A1)
申请公布日期
1978.07.30
申请号
SU19762421319
申请日期
1976.11.19
申请人
DN GRUPPA OTDELOV I MINERALNYKH RESURSOV
发明人
VASYUK BORIS N,SU;SHEVCHENKO IVAN E,SU;KOVALEVSKAYA LYUDMILA ,SU
分类号
(IPC1-7):E21B1/06;E21B5/00
主分类号
(IPC1-7):E21B1/06
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Enzyme inhibitors
Improvements in/or relating to freeze casting processes
Non-chemical reagent bacteria inhibiting apparatus
Vehicle
Prefabricated building components
Method and device for processing fish
Characterisation of membranes
Dual box tipper
Tape winding machine
A liquid receptacle
Apparatus for storing, conveying and delivering liquids under pressure
SYSTEM AND METHOD FOR ENTROPY ENCODING QUANTIZED TRANSFORM COEFFICIENTS OF A SIGNAL
Method of incorporating amino acid analogs using a hypertonic growth medium
SECRETED PROTEINS AND POLYNUCLEOTIDES ENCODING THEM
MULTIVALENT T CELL RECEPTOR COMPLEXES
Kalaperkkari
Apparatus for a high intensity gas discharge lamp ballast
Beholder med koblingsmidler på indersiden
Flowmeter and method of determining the mass flow rate
Electrical contact cleaner