JPS5218301A - Lead-plate noise surpressing material - Google Patents

Lead-plate noise surpressing material

Info

Publication number
JPS5218301A
JPS5218301A JP50094306A JP9430675A JPS5218301A JP S5218301 A JPS5218301 A JP S5218301A JP 50094306 A JP50094306 A JP 50094306A JP 9430675 A JP9430675 A JP 9430675A JP S5218301 A JPS5218301 A JP S5218301A
Authority
JP
Japan
Prior art keywords
lead
surpressing
plate noise
noise
plate
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
JP50094306A
Other languages
Japanese (ja)
Other versions
JPS5250122B2 (en
Inventor
Jiro Onjo
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 JP50094306A priority Critical patent/JPS5218301A/en
Publication of JPS5218301A publication Critical patent/JPS5218301A/en
Publication of JPS5250122B2 publication Critical patent/JPS5250122B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Soundproofing, Sound Blocking, And Sound Damping (AREA)

Abstract

PURPOSE: Increase sound shielding effect by sticking mould releasing paper by bonding glue on lead plate whose surface is made coarse by pressure contacting with sandpaper.
COPYRIGHT: (C)1977,JPO&Japio
JP50094306A 1975-08-01 1975-08-01 Lead-plate noise surpressing material Granted JPS5218301A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP50094306A JPS5218301A (en) 1975-08-01 1975-08-01 Lead-plate noise surpressing material

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP50094306A JPS5218301A (en) 1975-08-01 1975-08-01 Lead-plate noise surpressing material

Publications (2)

Publication Number Publication Date
JPS5218301A true JPS5218301A (en) 1977-02-10
JPS5250122B2 JPS5250122B2 (en) 1977-12-22

Family

ID=14106579

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50094306A Granted JPS5218301A (en) 1975-08-01 1975-08-01 Lead-plate noise surpressing material

Country Status (1)

Country Link
JP (1) JPS5218301A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6233842A (en) * 1985-08-05 1987-02-13 三菱レイヨン株式会社 Method and element for producing fancy twisted yarn

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6233842A (en) * 1985-08-05 1987-02-13 三菱レイヨン株式会社 Method and element for producing fancy twisted yarn

Also Published As

Publication number Publication date
JPS5250122B2 (en) 1977-12-22

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