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
УСТРОЙСТВО ДЛЯ ОЦЕНКИ КАЧЕСТВА ОСЛАНЦЕВАНИЯ ГОРНЫХ ВЫРАБОТОК
摘要
申请公布号
RU37384(U1)
申请公布日期
2004.04.20
申请号
RU20030134728U
申请日期
2003.11.28
申请人
发明人
分类号
E21F5/00;(IPC1-7):E21F5/00
主分类号
E21F5/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Electrical connector
Methods and apparatus for monitoring progressive cavity pumps
Drilling and/or chipping tool
Plastic safety closure for bottles simulating the appearance of a traditional cork-type wine bottle closure
Mechanism for planting agricultural seed
Perspiration absorbent pads for female breasts
Efficient encoding/decoding apparatus
Pneumatic tire with 1x2 steel belt cords
Attachment of terminal contacts to coaxial cable end and cable connector having terminal contacts
IC memory card having masking function for preventing writing of data into a fixed memory area
Method for extracting object images and method for detecting movements thereof
Device for playing back disks including the detection of a magazine carriage which is simultaneously carrying two disks
Automated lumber unit tracking system
Mounting structure for mounting a piezoelectric element
Circuit and method for controlling speed and phase of VCR servo system
Multiple reflection optical instrument and reflected light catching method using the same
Liquid crystal display device with pixels having stripe-shaped projections with equal heights
Light deflector
Magnetic recording/reproducing apparatus with video camera, suited for photorecording without attending camera operator
Auto-zoom camera
