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
Коронка для ударного бурения
摘要
申请公布号
SU56022(A1)
申请公布日期
1938.11.30
申请号
SU19380019839
申请日期
1938.11.13
申请人
KUZMIN V.M.
发明人
KUZMIN V.M.
分类号
E21B10/36
主分类号
E21B10/36
代理机构
代理人
主权项
地址
您可能感兴趣的专利
INEXPENSIVE CAMERA SHUTTERS
RESILIENT SUSPENSIONS FOR VEHICLES
CONTROL OF CABLE SLACK IN ELECTRICALLY DRIVEN LAWN MOWERS AND THE LIKE
YARN PACKAGE SUPPORTS
PRODUCTION OF PHOTOGRAPHIC SILVER HALIDE EMULSIONS
CAMERA SHUTTER BLADE OPENERS
GAS PURIFIERS AND STERILIZERS
CARBOCYANINE DYES CONTAINING MESOCYCLOALKYL GROUPS
BAITING MACHINES
WETTABLE AND DISPERSIBLE THIOCARBANILIDE
Bird-shaped baby carriage with folding seats
Door lock
Process for the production of monochloroacetic acid
Worktable for grinding and similar machines
Copolymers of diallyl esters of dicarboxylic acids with di beta, gamma, unsaturated alkenyl arylphosphonates
Method of mixing and nozzle therefor
Feeding trough for fowl
Antifriction ring element
Building wall framing
Insecticidal composition
