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发明名称
System and method for reduced cost purchasing
摘要
A system and method which enables a customer, for example a business or individual, to purchase one or more goods/services from one of a plurality of suppliers offering the one or more goods/services at the lowest aggregate price.
申请公布号
US2003023507(A1)
申请公布日期
2003.01.30
申请号
US20020123002
申请日期
2002.04.12
申请人
JANKELEWITZ ELIE
发明人
JANKELEWITZ ELIE
分类号
G06Q30/00;(IPC1-7):G06F17/60
主分类号
G06Q30/00
代理机构
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CHROMIUM COMPLEXES
PROCESS FOR THE PRODUCTION OF CHROME SERIES AND NICKEL-CHROME SERIES STAINLESS STEELS
METHOD OF MANUFACTURING SECONDARY-EMISSION ELECTRODES FOR USE IN ELECTRON TUBES