JPS5220652A - Sound insulation shutter - Google Patents

Sound insulation shutter

Info

Publication number
JPS5220652A
JPS5220652A JP9653675A JP9653675A JPS5220652A JP S5220652 A JPS5220652 A JP S5220652A JP 9653675 A JP9653675 A JP 9653675A JP 9653675 A JP9653675 A JP 9653675A JP S5220652 A JPS5220652 A JP S5220652A
Authority
JP
Japan
Prior art keywords
sound insulation
insulation shutter
shutter
sound
shields
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
JP9653675A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5528318B2 (enrdf_load_stackoverflow
Inventor
Yukio Sasada
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP9653675A priority Critical patent/JPS5220652A/ja
Publication of JPS5220652A publication Critical patent/JPS5220652A/ja
Publication of JPS5528318B2 publication Critical patent/JPS5528318B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
JP9653675A 1975-08-07 1975-08-07 Sound insulation shutter Granted JPS5220652A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9653675A JPS5220652A (en) 1975-08-07 1975-08-07 Sound insulation shutter

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9653675A JPS5220652A (en) 1975-08-07 1975-08-07 Sound insulation shutter

Publications (2)

Publication Number Publication Date
JPS5220652A true JPS5220652A (en) 1977-02-16
JPS5528318B2 JPS5528318B2 (enrdf_load_stackoverflow) 1980-07-26

Family

ID=14167829

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9653675A Granted JPS5220652A (en) 1975-08-07 1975-08-07 Sound insulation shutter

Country Status (1)

Country Link
JP (1) JPS5220652A (enrdf_load_stackoverflow)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4411879Y1 (enrdf_load_stackoverflow) * 1965-04-22 1969-05-17

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS4411879Y1 (enrdf_load_stackoverflow) * 1965-04-22 1969-05-17

Also Published As

Publication number Publication date
JPS5528318B2 (enrdf_load_stackoverflow) 1980-07-26

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