JPS553756Y2 - - Google Patents

Info

Publication number
JPS553756Y2
JPS553756Y2 JP8493575U JP8493575U JPS553756Y2 JP S553756 Y2 JPS553756 Y2 JP S553756Y2 JP 8493575 U JP8493575 U JP 8493575U JP 8493575 U JP8493575 U JP 8493575U JP S553756 Y2 JPS553756 Y2 JP S553756Y2
Authority
JP
Japan
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
JP8493575U
Other languages
Japanese (ja)
Other versions
JPS521122U (es
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 JP8493575U priority Critical patent/JPS553756Y2/ja
Publication of JPS521122U publication Critical patent/JPS521122U/ja
Application granted granted Critical
Publication of JPS553756Y2 publication Critical patent/JPS553756Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Diaphragms For Electromechanical Transducers (AREA)
JP8493575U 1975-06-23 1975-06-23 Expired JPS553756Y2 (es)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8493575U JPS553756Y2 (es) 1975-06-23 1975-06-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8493575U JPS553756Y2 (es) 1975-06-23 1975-06-23

Publications (2)

Publication Number Publication Date
JPS521122U JPS521122U (es) 1977-01-06
JPS553756Y2 true JPS553756Y2 (es) 1980-01-29

Family

ID=28567197

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8493575U Expired JPS553756Y2 (es) 1975-06-23 1975-06-23

Country Status (1)

Country Link
JP (1) JPS553756Y2 (es)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0765325B2 (ja) * 1986-05-30 1995-07-19 光夫 柴田 掘削排土方法および装置

Also Published As

Publication number Publication date
JPS521122U (es) 1977-01-06

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