JPS61174294U - - Google Patents

Info

Publication number
JPS61174294U
JPS61174294U JP5682885U JP5682885U JPS61174294U JP S61174294 U JPS61174294 U JP S61174294U JP 5682885 U JP5682885 U JP 5682885U JP 5682885 U JP5682885 U JP 5682885U JP S61174294 U JPS61174294 U JP S61174294U
Authority
JP
Japan
Prior art keywords
cone
outer periphery
protective groove
edge
groove part
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.)
Pending
Application number
JP5682885U
Other languages
English (en)
Japanese (ja)
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 JP5682885U priority Critical patent/JPS61174294U/ja
Publication of JPS61174294U publication Critical patent/JPS61174294U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Diaphragms For Electromechanical Transducers (AREA)
JP5682885U 1985-04-18 1985-04-18 Pending JPS61174294U (US06256357-20010703-M00001.png)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5682885U JPS61174294U (US06256357-20010703-M00001.png) 1985-04-18 1985-04-18

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5682885U JPS61174294U (US06256357-20010703-M00001.png) 1985-04-18 1985-04-18

Publications (1)

Publication Number Publication Date
JPS61174294U true JPS61174294U (US06256357-20010703-M00001.png) 1986-10-30

Family

ID=30580795

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5682885U Pending JPS61174294U (US06256357-20010703-M00001.png) 1985-04-18 1985-04-18

Country Status (1)

Country Link
JP (1) JPS61174294U (US06256357-20010703-M00001.png)

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