KR890016657U - 피아노 방음장치 - Google Patents

피아노 방음장치

Info

Publication number
KR890016657U
KR890016657U KR2019880000553U KR880000553U KR890016657U KR 890016657 U KR890016657 U KR 890016657U KR 2019880000553 U KR2019880000553 U KR 2019880000553U KR 880000553 U KR880000553 U KR 880000553U KR 890016657 U KR890016657 U KR 890016657U
Authority
KR
South Korea
Prior art keywords
soundproofing
piano
piano soundproofing
Prior art date
Application number
KR2019880000553U
Other languages
English (en)
Other versions
KR910001134Y1 (ko
Inventor
신승교
Original Assignee
신승교
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 신승교 filed Critical 신승교
Priority to KR2019880000553U priority Critical patent/KR910001134Y1/ko
Publication of KR890016657U publication Critical patent/KR890016657U/ko
Application granted granted Critical
Publication of KR910001134Y1 publication Critical patent/KR910001134Y1/ko

Links

Classifications

    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10C—PIANOS, HARPSICHORDS, SPINETS OR SIMILAR STRINGED MUSICAL INSTRUMENTS WITH ONE OR MORE KEYBOARDS
    • G10C3/00—Details or accessories
    • G10C3/02—Cases
    • G—PHYSICS
    • G10—MUSICAL INSTRUMENTS; ACOUSTICS
    • G10K—SOUND-PRODUCING DEVICES; METHODS OR DEVICES FOR PROTECTING AGAINST, OR FOR DAMPING, NOISE OR OTHER ACOUSTIC WAVES IN GENERAL; ACOUSTICS NOT OTHERWISE PROVIDED FOR
    • G10K11/00—Methods or devices for transmitting, conducting or directing sound in general; Methods or devices for protecting against, or for damping, noise or other acoustic waves in general
    • G10K11/16—Methods or devices for protecting against, or for damping, noise or other acoustic waves in general

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Multimedia (AREA)
  • Building Environments (AREA)
KR2019880000553U 1988-01-23 1988-01-23 피아노 방음장치 KR910001134Y1 (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
KR2019880000553U KR910001134Y1 (ko) 1988-01-23 1988-01-23 피아노 방음장치

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR2019880000553U KR910001134Y1 (ko) 1988-01-23 1988-01-23 피아노 방음장치

Publications (2)

Publication Number Publication Date
KR890016657U true KR890016657U (ko) 1989-08-19
KR910001134Y1 KR910001134Y1 (ko) 1991-02-25

Family

ID=19271706

Family Applications (1)

Application Number Title Priority Date Filing Date
KR2019880000553U KR910001134Y1 (ko) 1988-01-23 1988-01-23 피아노 방음장치

Country Status (1)

Country Link
KR (1) KR910001134Y1 (ko)

Also Published As

Publication number Publication date
KR910001134Y1 (ko) 1991-02-25

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Legal Events

Date Code Title Description
A201 Request for examination
E701 Decision to grant or registration of patent right
REGI Registration of establishment
FPAY Annual fee payment

Payment date: 20020121

Year of fee payment: 12

EXPY Expiration of term