KR900009237U - 전화기 위생구 - Google Patents

전화기 위생구

Info

Publication number
KR900009237U
KR900009237U KR2019880017028U KR880017028U KR900009237U KR 900009237 U KR900009237 U KR 900009237U KR 2019880017028 U KR2019880017028 U KR 2019880017028U KR 880017028 U KR880017028 U KR 880017028U KR 900009237 U KR900009237 U KR 900009237U
Authority
KR
South Korea
Prior art keywords
sanitary
telephone
telephone sanitary
Prior art date
Application number
KR2019880017028U
Other languages
English (en)
Other versions
KR910004601Y1 (ko
Inventor
정찬우
Original Assignee
정찬우
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 정찬우 filed Critical 정찬우
Priority to KR2019880017028U priority Critical patent/KR910004601Y1/ko
Publication of KR900009237U publication Critical patent/KR900009237U/ko
Application granted granted Critical
Publication of KR910004601Y1 publication Critical patent/KR910004601Y1/ko

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04MTELEPHONIC COMMUNICATION
    • H04M1/00Substation equipment, e.g. for use by subscribers
    • H04M1/02Constructional features of telephone sets
    • H04M1/17Hygienic or sanitary devices on telephone equipment
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • H04R1/12Sanitary or hygienic devices for mouthpieces or earpieces, e.g. for protecting against infection
KR2019880017028U 1988-10-19 1988-10-19 전화기 위생구 KR910004601Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019880017028U KR910004601Y1 (ko) 1988-10-19 1988-10-19 전화기 위생구

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019880017028U KR910004601Y1 (ko) 1988-10-19 1988-10-19 전화기 위생구

Publications (2)

Publication Number Publication Date
KR900009237U true KR900009237U (ko) 1990-05-04
KR910004601Y1 KR910004601Y1 (ko) 1991-06-29

Family

ID=19280384

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019880017028U KR910004601Y1 (ko) 1988-10-19 1988-10-19 전화기 위생구

Country Status (1)

Country Link
KR (1) KR910004601Y1 (ko)

Also Published As

Publication number Publication date
KR910004601Y1 (ko) 1991-06-29

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Legal Events

Date Code Title Description
E701 Decision to grant or registration of patent right
NORF Unpaid initial registration fee