JPH01146554U - - Google Patents

Info

Publication number
JPH01146554U
JPH01146554U JP4307188U JP4307188U JPH01146554U JP H01146554 U JPH01146554 U JP H01146554U JP 4307188 U JP4307188 U JP 4307188U JP 4307188 U JP4307188 U JP 4307188U JP H01146554 U JPH01146554 U JP H01146554U
Authority
JP
Japan
Prior art keywords
region
conductivity type
semiconductor substrate
impurity
substrate
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
JP4307188U
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 JP4307188U priority Critical patent/JPH01146554U/ja
Publication of JPH01146554U publication Critical patent/JPH01146554U/ja
Pending legal-status Critical Current

Links

JP4307188U 1988-03-30 1988-03-30 Pending JPH01146554U (ko)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4307188U JPH01146554U (ko) 1988-03-30 1988-03-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4307188U JPH01146554U (ko) 1988-03-30 1988-03-30

Publications (1)

Publication Number Publication Date
JPH01146554U true JPH01146554U (ko) 1989-10-09

Family

ID=31269472

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4307188U Pending JPH01146554U (ko) 1988-03-30 1988-03-30

Country Status (1)

Country Link
JP (1) JPH01146554U (ko)

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