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 for certifying public keys used to sign postal indicia and indicia so signed
摘要
申请公布号
EP1043694(A3)
申请公布日期
2004.04.07
申请号
EP20000106073
申请日期
2000.03.30
申请人
PITNEY BOWES INC.;CERTICOM CORP.
发明人
CORDERY, ROBERT A.;PINTSOV, LEON A.;VANSTONE, SCOTT A.
分类号
G07B17/00;H04L9/32;(IPC1-7):H04L9/32;G06F7/72;G07B17/04
主分类号
G07B17/00
代理机构
代理人
主权项
地址
您可能感兴趣的专利
Helicopter control systems.
Backpart moulding and heel seat lasting machine.
Improvements relating to restraint arrangements.
Ammunition chuting for a machine gun.
Waveform timing alignment system for digital oscilloscopes.
An improved circuit arrangement for detecting cross-over by an alternating voltage of a fixed reference voltage level.
Process for measuring the excentricity of an optical fibre cable embedded in a cylindrical guide pin.
Water swellable resin composition.
Liquid softener composition.
Metal-to-metal face seal for rock bits.
Pneumatic impact tool.
Compressed-air supply system of vibro-isolated tools.
Formation of nitrophenyl ethers from polyols and nitroanisoles.
Method for grinding a polygon cone on an NC grinding machine.
Method for assuring the tracing of acts of copying and assembly of information carriers.
Sealable glass shipping container for biological material.
Top-loading precision balance.
Method and device for decontaminating soil layers.
Apparatus for mixing and homogenizing fluid products.
High-pressure lamp, especially a high-pressure sodium vapour lamp.