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
VORRICHTUNG ZUM MESSEN DES GRADS AN EBENHEIT EINER OBERFLAECHE EINER PLATTE
摘要
申请公布号
DE3133477(A1)
申请公布日期
1982.04.08
申请号
DE19813133477
申请日期
1981.08.25
申请人
HITACHI,LTD.
发明人
AKIYAMA,NOBUYUKI;KEMBO,YUKIO;NAKAGAWA,YASUO
分类号
G01B5/28;G01B7/34;G01B11/30;G01B21/30;H01L21/66;(IPC1-7):G01B21/30
主分类号
G01B5/28
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Color gamut mapping by forming curved cross-sectional surfaces
Radiation image detecting system, radiation image detecting method, computer readable medium and computer program product
Image recognition method
Digital watermark detecting apparatus
Method of distortion-free signal compression
Methods and systems for reducing acoustic echoes in multichannel audio-communication systems
Apparatus and method for artificial reverberation
Accelerated verification of digital signatures and public keys
Steganographic encoding and decoding of auxiliary codes in media signals
High-efficient encryption and decryption processing method for implementing SMS4 algorithm
Communication system and method
Systems and methods for preventing sensitive information from being communicated into a non-secure environment
Clock circuit with clock transfer capability and method
Reception frequency control circuit
Configurable all-digital coherent demodulator system for spread spectrum applications
Scalable equalizer for multiple-in-multiple-out (MIMO) wireless transmission
Control signaling for multiple carrier high speed uplink packet access in radio frequency communication systems
Systems and methods for queue management in packet-switched networks
Method and device for transmitting data packets
Element-based method for auto-configuration of handsets by a base station in a heterogeneous MAC protocol for wireless networks
