CA1298664C - Systeme de securite - Google Patents

Systeme de securite

Info

Publication number
CA1298664C
CA1298664C CA000584959A CA584959A CA1298664C CA 1298664 C CA1298664 C CA 1298664C CA 000584959 A CA000584959 A CA 000584959A CA 584959 A CA584959 A CA 584959A CA 1298664 C CA1298664 C CA 1298664C
Authority
CA
Canada
Prior art keywords
password
code
symbol
keyed
security system
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 - Lifetime
Application number
CA000584959A
Other languages
English (en)
Inventor
Hai C. Chen
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to CA000584959A priority Critical patent/CA1298664C/fr
Application granted granted Critical
Publication of CA1298664C publication Critical patent/CA1298664C/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Storage Device Security (AREA)
CA000584959A 1988-12-05 1988-12-05 Systeme de securite Expired - Lifetime CA1298664C (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CA000584959A CA1298664C (fr) 1988-12-05 1988-12-05 Systeme de securite

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA000584959A CA1298664C (fr) 1988-12-05 1988-12-05 Systeme de securite

Publications (1)

Publication Number Publication Date
CA1298664C true CA1298664C (fr) 1992-04-07

Family

ID=4139229

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000584959A Expired - Lifetime CA1298664C (fr) 1988-12-05 1988-12-05 Systeme de securite

Country Status (1)

Country Link
CA (1) CA1298664C (fr)

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Legal Events

Date Code Title Description
MKLA Lapsed