JPS53140851A - Soundproof ventilating hole - Google Patents

Soundproof ventilating hole

Info

Publication number
JPS53140851A
JPS53140851A JP5443977A JP5443977A JPS53140851A JP S53140851 A JPS53140851 A JP S53140851A JP 5443977 A JP5443977 A JP 5443977A JP 5443977 A JP5443977 A JP 5443977A JP S53140851 A JPS53140851 A JP S53140851A
Authority
JP
Japan
Prior art keywords
ventilating hole
soundproof ventilating
soundproof
hole
ventilating
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.)
Granted
Application number
JP5443977A
Other languages
Japanese (ja)
Other versions
JPS5710326B2 (en
Inventor
Takeshi Miyashiro
Yoshihide Sugimoto
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.)
Naka Technical Laboratory Co Ltd
Original Assignee
Naka Technical Laboratory Co Ltd
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 Naka Technical Laboratory Co Ltd filed Critical Naka Technical Laboratory Co Ltd
Priority to JP5443977A priority Critical patent/JPS53140851A/en
Publication of JPS53140851A publication Critical patent/JPS53140851A/en
Publication of JPS5710326B2 publication Critical patent/JPS5710326B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Ventilation (AREA)
  • Duct Arrangements (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
JP5443977A 1977-05-13 1977-05-13 Soundproof ventilating hole Granted JPS53140851A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5443977A JPS53140851A (en) 1977-05-13 1977-05-13 Soundproof ventilating hole

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5443977A JPS53140851A (en) 1977-05-13 1977-05-13 Soundproof ventilating hole

Publications (2)

Publication Number Publication Date
JPS53140851A true JPS53140851A (en) 1978-12-08
JPS5710326B2 JPS5710326B2 (en) 1982-02-25

Family

ID=12970731

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5443977A Granted JPS53140851A (en) 1977-05-13 1977-05-13 Soundproof ventilating hole

Country Status (1)

Country Link
JP (1) JPS53140851A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011094893A (en) * 2009-10-30 2011-05-12 Panasonic Corp Ventilating device

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5043742A (en) * 1973-08-21 1975-04-19
JPS5257462U (en) * 1975-10-24 1977-04-26

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5043742A (en) * 1973-08-21 1975-04-19
JPS5257462U (en) * 1975-10-24 1977-04-26

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2011094893A (en) * 2009-10-30 2011-05-12 Panasonic Corp Ventilating device

Also Published As

Publication number Publication date
JPS5710326B2 (en) 1982-02-25

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