JPH0444064B2 - - Google Patents

Info

Publication number
JPH0444064B2
JPH0444064B2 JP56013907A JP1390781A JPH0444064B2 JP H0444064 B2 JPH0444064 B2 JP H0444064B2 JP 56013907 A JP56013907 A JP 56013907A JP 1390781 A JP1390781 A JP 1390781A JP H0444064 B2 JPH0444064 B2 JP H0444064B2
Authority
JP
Japan
Prior art keywords
prohibition
signal
unlocking
code
prohibition signal
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
JP56013907A
Other languages
English (en)
Japanese (ja)
Other versions
JPS57130681A (en
Inventor
Masao Kume
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.)
Itoki Kosakusho Co Ltd
Original Assignee
Itoki Kosakusho 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 Itoki Kosakusho Co Ltd filed Critical Itoki Kosakusho Co Ltd
Priority to JP56013907A priority Critical patent/JPS57130681A/ja
Publication of JPS57130681A publication Critical patent/JPS57130681A/ja
Publication of JPH0444064B2 publication Critical patent/JPH0444064B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Time Recorders, Dirve Recorders, Access Control (AREA)
  • Burglar Alarm Systems (AREA)
  • Alarm Systems (AREA)
  • Lock And Its Accessories (AREA)
JP56013907A 1981-02-02 1981-02-02 Chamber managing system to which unlock preventing capacity Granted JPS57130681A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP56013907A JPS57130681A (en) 1981-02-02 1981-02-02 Chamber managing system to which unlock preventing capacity

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56013907A JPS57130681A (en) 1981-02-02 1981-02-02 Chamber managing system to which unlock preventing capacity

Publications (2)

Publication Number Publication Date
JPS57130681A JPS57130681A (en) 1982-08-13
JPH0444064B2 true JPH0444064B2 (enrdf_load_stackoverflow) 1992-07-20

Family

ID=11846238

Family Applications (1)

Application Number Title Priority Date Filing Date
JP56013907A Granted JPS57130681A (en) 1981-02-02 1981-02-02 Chamber managing system to which unlock preventing capacity

Country Status (1)

Country Link
JP (1) JPS57130681A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5837271A (ja) * 1981-08-28 1983-03-04 三洋電機株式会社 入室管理装置

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1101513A (en) * 1976-11-08 1981-05-19 Leonard J. Genest Security system
JPS5410099A (en) * 1977-06-22 1979-01-25 Omron Tateisi Electronics Co Electronic key

Also Published As

Publication number Publication date
JPS57130681A (en) 1982-08-13

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