JPS5880220U - 耳栓 - Google Patents

耳栓

Info

Publication number
JPS5880220U
JPS5880220U JP17409381U JP17409381U JPS5880220U JP S5880220 U JPS5880220 U JP S5880220U JP 17409381 U JP17409381 U JP 17409381U JP 17409381 U JP17409381 U JP 17409381U JP S5880220 U JPS5880220 U JP S5880220U
Authority
JP
Japan
Prior art keywords
connecting rod
hollow
shape
hollow part
earplug
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
JP17409381U
Other languages
English (en)
Japanese (ja)
Other versions
JPS6238652Y2 (enrdf_load_stackoverflow
Inventor
三上　圭二
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.)
Midori Anzen Co Ltd
Original Assignee
Midori Anzen 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 Midori Anzen Co Ltd filed Critical Midori Anzen Co Ltd
Priority to JP17409381U priority Critical patent/JPS5880220U/ja
Publication of JPS5880220U publication Critical patent/JPS5880220U/ja
Application granted granted Critical
Publication of JPS6238652Y2 publication Critical patent/JPS6238652Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Headphones And Earphones (AREA)
  • External Artificial Organs (AREA)
JP17409381U 1981-11-25 1981-11-25 耳栓 Granted JPS5880220U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP17409381U JPS5880220U (ja) 1981-11-25 1981-11-25 耳栓

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP17409381U JPS5880220U (ja) 1981-11-25 1981-11-25 耳栓

Publications (2)

Publication Number Publication Date
JPS5880220U true JPS5880220U (ja) 1983-05-31
JPS6238652Y2 JPS6238652Y2 (enrdf_load_stackoverflow) 1987-10-02

Family

ID=29966040

Family Applications (1)

Application Number Title Priority Date Filing Date
JP17409381U Granted JPS5880220U (ja) 1981-11-25 1981-11-25 耳栓

Country Status (1)

Country Link
JP (1) JPS5880220U (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
JPS6238652Y2 (enrdf_load_stackoverflow) 1987-10-02

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