TW517749U - Security device for door lock - Google Patents

Security device for door lock

Info

Publication number
TW517749U
TW517749U TW91206114U TW91206114U TW517749U TW 517749 U TW517749 U TW 517749U TW 91206114 U TW91206114 U TW 91206114U TW 91206114 U TW91206114 U TW 91206114U TW 517749 U TW517749 U TW 517749U
Authority
TW
Taiwan
Prior art keywords
door lock
security device
security
door
lock
Prior art date
Application number
TW91206114U
Other languages
Chinese (zh)
Inventor
Yoshihisa Koishi
Original Assignee
Nippon Shutter Seisakusho Kk
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
Priority claimed from JP11143455A external-priority patent/JP2001012118A/en
Priority claimed from JP2000109184A external-priority patent/JP2001295520A/en
Application filed by Nippon Shutter Seisakusho Kk filed Critical Nippon Shutter Seisakusho Kk
Publication of TW517749U publication Critical patent/TW517749U/en

Links

TW91206114U 1999-04-26 2000-04-26 Security device for door lock TW517749U (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP11742399 1999-04-26
JP11143455A JP2001012118A (en) 1999-04-26 1999-05-24 Door lock safety device
JP2000109184A JP2001295520A (en) 2000-04-11 2000-04-11 Electronic lock

Publications (1)

Publication Number Publication Date
TW517749U true TW517749U (en) 2003-01-11

Family

ID=27808369

Family Applications (1)

Application Number Title Priority Date Filing Date
TW91206114U TW517749U (en) 1999-04-26 2000-04-26 Security device for door lock

Country Status (1)

Country Link
TW (1) TW517749U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103742058A (en) * 2014-01-16 2014-04-23 周克荣 Smart security door usage method

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103742058A (en) * 2014-01-16 2014-04-23 周克荣 Smart security door usage method

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