KR920010683U - D. d. d 공중 전화기의 동전 자동 반환기 - Google Patents

D. d. d 공중 전화기의 동전 자동 반환기

Info

Publication number
KR920010683U
KR920010683U KR2019900017697U KR900017697U KR920010683U KR 920010683 U KR920010683 U KR 920010683U KR 2019900017697 U KR2019900017697 U KR 2019900017697U KR 900017697 U KR900017697 U KR 900017697U KR 920010683 U KR920010683 U KR 920010683U
Authority
KR
South Korea
Prior art keywords
coin return
return machine
machine
coin
return
Prior art date
Application number
KR2019900017697U
Other languages
English (en)
Other versions
KR930006986Y1 (ko
Inventor
박종우
Original Assignee
박종우
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 박종우 filed Critical 박종우
Priority to KR2019900017697U priority Critical patent/KR930006986Y1/ko
Publication of KR920010683U publication Critical patent/KR920010683U/ko
Application granted granted Critical
Publication of KR930006986Y1 publication Critical patent/KR930006986Y1/ko

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M17/00—Prepayment of wireline communication systems, wireless communication systems or telephone systems
    • H04M17/02—Coin-freed or check-freed systems, e.g. mobile- or card-operated phones, public telephones or booths
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M2201/00—Electronic components, circuits, software, systems or apparatus used in telephone systems
    • H04M2201/38—Displays

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Prepayment Telephone Systems (AREA)
KR2019900017697U 1990-11-19 1990-11-19 D. d. d 공중 전화기의 동전 자동 반환기 KR930006986Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019900017697U KR930006986Y1 (ko) 1990-11-19 1990-11-19 D. d. d 공중 전화기의 동전 자동 반환기

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019900017697U KR930006986Y1 (ko) 1990-11-19 1990-11-19 D. d. d 공중 전화기의 동전 자동 반환기

Publications (2)

Publication Number Publication Date
KR920010683U true KR920010683U (ko) 1992-06-17
KR930006986Y1 KR930006986Y1 (ko) 1993-10-11

Family

ID=19305563

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019900017697U KR930006986Y1 (ko) 1990-11-19 1990-11-19 D. d. d 공중 전화기의 동전 자동 반환기

Country Status (1)

Country Link
KR (1) KR930006986Y1 (ko)

Also Published As

Publication number Publication date
KR930006986Y1 (ko) 1993-10-11

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KR920010683U (ko) D. d. d 공중 전화기의 동전 자동 반환기

Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E701 Decision to grant or registration of patent right
REGI Registration of establishment
LAPS Lapse due to unpaid annual fee