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
METHOD OF OPENING CENTER MARK HOLE OF PRINTED CIRCUIT BOARD
摘要
申请公布号
JPS58173885(A)
申请公布日期
1983.10.12
申请号
JP19820057055
申请日期
1982.04.05
申请人
MATSUSHITA DENKO KK
发明人
WADA KOUJI
分类号
H05K3/00;H05K1/02
主分类号
H05K3/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Position measuring system
Optically active (R)-1-(4-trifluoromethylphenyl)ethylamine
Nonwoven absorbent materials made with cellulose ester containing bicomponent fibers
Wafer etching techniques
Drug susceptibility measurement method and apparatus thereof
Specific gravity-adjustable yarns with low elongation rate and excellent abrasion resistance
Optically variable marking
Artificial turf system and method
Multiple sensor heat alarm
Insulation sheet and apparatus utilizing the same
Chemical vapor deposition apparatus having a susceptor with a grounded lift pin
Foldable swing having rotatable handles
Structure of removable electrical connector
Apparatus and method for transporting waste materials
Open bottom box culvert
Pencil with buffering effect for preventing a pencil lead from breaking
Moving mechanism for motor-driven staplers
Anti-rotation method and apparatus for limiting rotation of cementing plugs
Combined coating process comprising magnetic field-assisted, high power, pulsed cathode sputtering and an unbalanced magnetron
Conveyance method and apparatus for processing step
