Assignee

HENNIGE HARTMUT

GB·1 granted patent·1,185 citations·filing 1992–1992

Technology mixG06K1 G06Q1 G07C1 G07F1

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1 record

0189US5276311AMethod and device for simplifying the use of a plurality of credit cards, or the likeHENNIGE HARTMUT·Filed 1992·Granted Jan 4, 1994·1.2k cites·44 claims

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