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
Coupling for rock drill
摘要
申请公布号
US2904312(A)
申请公布日期
1959.09.15
申请号
US19570644054
申请日期
1957.03.05
申请人
JACOB SCHNEIDER
发明人
SCHNEIDER JACOB
分类号
E21B10/00;E21B17/04
主分类号
E21B10/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
COLD FORMING TAP, AND METHOD FOR MANUFACTURING COLD FORMING TAP
TOOL HOLDER
COLLET CHUCK DEVICE
SEMI-SOLID CASTING METHOD
METHOD FOR FORMING CURVE-SHAPED CHANNEL MEMBER
BACKING DEVICE OF ONE-SIDE WELDING APPARATUS
APPARATUS FOR WELDING STUD
METHOD FOR SEPARATING DEBRIS AND SAND USING STREAM TROUGH
SIMPLE VIBRATION GENERATOR
FILTER APPARATUS
SPOT WELDING METHOD AND SPOT WELDING SYSTEM
DIE DEVICE
WATER TREATMENT SYSTEM AND WATER TREATMENT APPARATUS
SEWAGE PIPE
VOLUME REDUCTION APPARATUS OF GARBAGE-CONTAINING WATER AND UNDERWATER DECOMPOSITION TYPE GARBAGE TREATMENT APPARATUS EQUIPPED WITH IT
SORTING COLLECTION APPARATUS OF INDUSTRIAL WASTE
PACHINKO GAME MACHINE
DRAWER AS PART OF FURNITURE
DISPLAY CIRCUIT OF PORTABLE ENDOSCOPE
HOOK FITTING SUPPLY MECHANISM OF HOOK FITTING SEWING MACHINE
