JPS5452501A - Acoustic sound absorbing block - Google Patents

Acoustic sound absorbing block

Info

Publication number
JPS5452501A
JPS5452501A JP11794377A JP11794377A JPS5452501A JP S5452501 A JPS5452501 A JP S5452501A JP 11794377 A JP11794377 A JP 11794377A JP 11794377 A JP11794377 A JP 11794377A JP S5452501 A JPS5452501 A JP S5452501A
Authority
JP
Japan
Prior art keywords
sound absorbing
acoustic sound
absorbing block
acoustic
block
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
JP11794377A
Other languages
Japanese (ja)
Inventor
Shiyouzou Fujii
Haruki Tsuda
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Fujii Kougiyou Kk
Original Assignee
Fujii Kougiyou 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
Application filed by Fujii Kougiyou Kk filed Critical Fujii Kougiyou Kk
Priority to JP11794377A priority Critical patent/JPS5452501A/en
Publication of JPS5452501A publication Critical patent/JPS5452501A/en
Pending legal-status Critical Current

Links

Landscapes

  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP11794377A 1977-10-03 1977-10-03 Acoustic sound absorbing block Pending JPS5452501A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11794377A JPS5452501A (en) 1977-10-03 1977-10-03 Acoustic sound absorbing block

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11794377A JPS5452501A (en) 1977-10-03 1977-10-03 Acoustic sound absorbing block

Publications (1)

Publication Number Publication Date
JPS5452501A true JPS5452501A (en) 1979-04-25

Family

ID=14724055

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11794377A Pending JPS5452501A (en) 1977-10-03 1977-10-03 Acoustic sound absorbing block

Country Status (1)

Country Link
JP (1) JPS5452501A (en)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4839901B1 (en) * 1970-05-13 1973-11-27

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4839901B1 (en) * 1970-05-13 1973-11-27

Similar Documents

Publication Publication Date Title
JPS5499401A (en) Sound absorbing structure
JPS5497064A (en) Sound wave device
JPS53105394A (en) Acoustic device
GB2004116B (en) Electroacoustic transducer
GB2000940B (en) Electroacoustic transducer
JPS53147120A (en) Sound damping duct
GB2002200B (en) Acoustic apparatus
JPS53101402A (en) Sound reproducer
JPS5393002A (en) Sound recorder
JPS52127301A (en) Acoustic absorbing member
JPS53101401A (en) Flameeretarding sound absorber board
JPS5387201A (en) Sound transducer
JPS53148425A (en) Electric sound transducer
JPS53126025A (en) Inorganic sound absorber
GB2014017A (en) Electro-magnetic acoustic transducer
JPS5482186A (en) Electroacoustic transducer
JPS5452501A (en) Acoustic sound absorbing block
JPS5461222A (en) Sound absorbing perlite board
JPS53145816A (en) Sound absorbing ceramics
JPS5418723A (en) Plane acoustic transducer
JPS5418722A (en) Plane acoustic transducer
JPS5425802A (en) Acoustic device
JPS55119284A (en) Unit type sound absorbing silencer
JPS545716A (en) Acoustic vibrator
JPS5430562A (en) Insulated sound absorbing pipe