Method of limiting key usage in a postage metering system that produces cryptographically secured indicium,申请号EP19990125917-传众专利搜索

首页产品黄页商标征信

会员服务注册登录

法人/股东/高管

发明名称	Method of limiting key usage in a postage metering system that produces cryptographically secured indicium
摘要
申请公布号	EP1022684(B1)	申请公布日期	2006.03.08
申请号	EP19990125917	申请日期	1999.12.23
申请人	PITNEY BOWES INC.	发明人	RYAN, FREDERICK W., JR.;CORDERY, ROBERT A.
分类号	G07B17/00;H04L9/08	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

DARK CURRENT CLAMP FOR TELEVISION CAMERA WITH A CIRCULAR FIELD OF VIEW PERMITTING MAXIMUM UTILIZATION OF VIDICON TARGET

METHOD AND APPARATUS FOR REDUCING AIR INFILTRATION INTO ELECTRIC ARC FURNACE DURING THE CHARGING AND MELTING OPERATION

Composting appts for domestic sewage

PRODUCTION OF FLOAT GLASS HAVING AN OXIDIZED METAL-MODIFIED SURFACE

Isomerisation of alkyl aromatics esp for - para-xylene prodn

BASEBAND PULSE CODE MODULATION SYSTEM

PROCESS FOR PREPARING MICROPOROUS,OPEN-CELLED CELLULAR POLYAMIDE,POLYESTER AND POLYACETAL STRUCTURES

ARTIFICIAL HAIR

METHOD OF MANUFACTURING A MATERIAL SIMILAR TO TEXTILE,CONTAINING PAPER

NITRO-STEROIDS AND PROCESS FOR THEIR PREPARATION

SPACE DIVISION MULTIPLEXED HOLOGRAPHIC APPARATUS

RAIL AND BRACE END COUPLING

AIRCRAFT PARKING METHOD AND MEANS

MICROFILM VIEWER-PRINTER

MACHINE TOOL GUIDE WAY RESTRAINT

OUTBOARD DRIVE UNIT FOR BOATS

SEWING MACHINE WITH COMBINED ACCESSORY RECEPTACLE AND AUXILIARY BED

BAND SAW BLADE CLEANING MEANS

METHOD OF MACHINING A FRICTION ROLLER