KR950021960U - CO line door phone system - Google Patents

CO line door phone system

Info

Publication number
KR950021960U
KR950021960U KR2019930031064U KR930031064U KR950021960U KR 950021960 U KR950021960 U KR 950021960U KR 2019930031064 U KR2019930031064 U KR 2019930031064U KR 930031064 U KR930031064 U KR 930031064U KR 950021960 U KR950021960 U KR 950021960U
Authority
KR
South Korea
Prior art keywords
phone system
door phone
line door
line
phone
Prior art date
Application number
KR2019930031064U
Other languages
Korean (ko)
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 filed Critical
Priority to KR2019930031064U priority Critical patent/KR950021960U/en
Publication of KR950021960U publication Critical patent/KR950021960U/en

Links

KR2019930031064U 1993-12-30 1993-12-30 CO line door phone system KR950021960U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019930031064U KR950021960U (en) 1993-12-30 1993-12-30 CO line door phone system

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019930031064U KR950021960U (en) 1993-12-30 1993-12-30 CO line door phone system

Publications (1)

Publication Number Publication Date
KR950021960U true KR950021960U (en) 1995-07-28

Family

ID=60841742

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019930031064U KR950021960U (en) 1993-12-30 1993-12-30 CO line door phone system

Country Status (1)

Country Link
KR (1) KR950021960U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990009177A (en) * 1997-07-08 1999-02-05 윤종용 Calling method when the phone interlocking door phone goes out

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR19990009177A (en) * 1997-07-08 1999-02-05 윤종용 Calling method when the phone interlocking door phone goes out

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Legal Events

Date Code Title Description
N231 Notification of change of applicant
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid