JPS6338598Y2 - - Google Patents

Info

Publication number
JPS6338598Y2
JPS6338598Y2 JP1981052949U JP5294981U JPS6338598Y2 JP S6338598 Y2 JPS6338598 Y2 JP S6338598Y2 JP 1981052949 U JP1981052949 U JP 1981052949U JP 5294981 U JP5294981 U JP 5294981U JP S6338598 Y2 JPS6338598 Y2 JP S6338598Y2
Authority
JP
Japan
Prior art keywords
housing
microphone
wall
sound insulating
sound
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.)
Expired
Application number
JP1981052949U
Other languages
English (en)
Japanese (ja)
Other versions
JPS57166458U (en]
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 filed Critical
Priority to JP1981052949U priority Critical patent/JPS6338598Y2/ja
Publication of JPS57166458U publication Critical patent/JPS57166458U/ja
Application granted granted Critical
Publication of JPS6338598Y2 publication Critical patent/JPS6338598Y2/ja
Expired legal-status Critical Current

Links

JP1981052949U 1981-04-13 1981-04-13 Expired JPS6338598Y2 (en])

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1981052949U JPS6338598Y2 (en]) 1981-04-13 1981-04-13

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1981052949U JPS6338598Y2 (en]) 1981-04-13 1981-04-13

Publications (2)

Publication Number Publication Date
JPS57166458U JPS57166458U (en]) 1982-10-20
JPS6338598Y2 true JPS6338598Y2 (en]) 1988-10-12

Family

ID=29849610

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1981052949U Expired JPS6338598Y2 (en]) 1981-04-13 1981-04-13

Country Status (1)

Country Link
JP (1) JPS6338598Y2 (en])

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5737553Y2 (en]) * 1975-05-19 1982-08-18
JPS5427302A (en) * 1977-08-02 1979-03-01 Toa Electric Co Ltd Telephone set
JPS55116150A (en) * 1979-02-28 1980-09-06 Nec Corp Fault detection system for processor

Also Published As

Publication number Publication date
JPS57166458U (en]) 1982-10-20

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