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
Perfectionnements aux machines électriques à travailler le métal
摘要
申请公布号
FR692945(A)
申请公布日期
1930.11.13
申请号
FRD692945
申请日期
1929.07.01
申请人
发明人
LANGUEPIN JACQUES-EMILE-JULES
分类号
B21J9/08
主分类号
B21J9/08
代理机构
代理人
主权项
地址
您可能感兴趣的专利
LED driving circuit and optical transmitting module
Semiconductor encapsulating epoxy resin composition and semiconductor device
Multi-plane adjustable connector
Sram with tag and data arrays for private external microprocessor bus
Scalable docking architecture to support various bandwidth
Hydrophone assembly
Method for processing seismic measured data with a neuronal network
Braking device for a self-propelled roller
Method and appliance for detecting, identifying and relocating defects in a material strip
Digital audio decoder
Frequency list implemented using a plurality of basic frequencies and bit maps for use in a GSM system
Method for deploying an orbiting sparse array antenna
Display and its manufacturing method
Tweeter support rack structure
Sound pick-up and reproduction system for reducing an echo resulting from acoustic coupling between a sound pick-up and a sound reproduction device
System-on-a-chip with variable bandwidth
Method and apparatus for accessing an optical disk utilizing the difference between movement command and actual movement
Alerting device for notifying incoming call by using earphone jack in portable mobile phone
Deterministic hardware behavior between multiple asynchronous clock domains through the novel use of a PLL
Phase-change type optical storage medium having multiple recording layers
