JPS6161434B2 - - Google Patents

Info

Publication number
JPS6161434B2
JPS6161434B2 JP7222580A JP7222580A JPS6161434B2 JP S6161434 B2 JPS6161434 B2 JP S6161434B2 JP 7222580 A JP7222580 A JP 7222580A JP 7222580 A JP7222580 A JP 7222580A JP S6161434 B2 JPS6161434 B2 JP S6161434B2
Authority
JP
Japan
Prior art keywords
certificate
validity determination
determination code
information
random number
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
JP7222580A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56167495A (en
Inventor
Takeo Matsuo
Osamu Furuta
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dai Nippon Printing Co Ltd
Original Assignee
Dai Nippon Printing Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dai Nippon Printing Co Ltd filed Critical Dai Nippon Printing Co Ltd
Priority to JP7222580A priority Critical patent/JPS56167495A/ja
Publication of JPS56167495A publication Critical patent/JPS56167495A/ja
Publication of JPS6161434B2 publication Critical patent/JPS6161434B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Credit Cards Or The Like (AREA)
  • Financial Or Insurance-Related Operations Such As Payment And Settlement (AREA)
JP7222580A 1980-05-30 1980-05-30 Method of preventing illegal utilization of bond Granted JPS56167495A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP7222580A JPS56167495A (en) 1980-05-30 1980-05-30 Method of preventing illegal utilization of bond

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7222580A JPS56167495A (en) 1980-05-30 1980-05-30 Method of preventing illegal utilization of bond

Publications (2)

Publication Number Publication Date
JPS56167495A JPS56167495A (en) 1981-12-23
JPS6161434B2 true JPS6161434B2 (enExample) 1986-12-25

Family

ID=13483097

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7222580A Granted JPS56167495A (en) 1980-05-30 1980-05-30 Method of preventing illegal utilization of bond

Country Status (1)

Country Link
JP (1) JPS56167495A (enExample)

Also Published As

Publication number Publication date
JPS56167495A (en) 1981-12-23

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