JPH01117777U - - Google Patents

Info

Publication number
JPH01117777U
JPH01117777U JP1032988U JP1032988U JPH01117777U JP H01117777 U JPH01117777 U JP H01117777U JP 1032988 U JP1032988 U JP 1032988U JP 1032988 U JP1032988 U JP 1032988U JP H01117777 U JPH01117777 U JP H01117777U
Authority
JP
Japan
Prior art keywords
inner diameter
hole
circuit board
printed circuit
test circle
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
JP1032988U
Other languages
English (en)
Japanese (ja)
Other versions
JPH0611532Y2 (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 JP1988010329U priority Critical patent/JPH0611532Y2/ja
Publication of JPH01117777U publication Critical patent/JPH01117777U/ja
Application granted granted Critical
Publication of JPH0611532Y2 publication Critical patent/JPH0611532Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Landscapes

  • Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
JP1988010329U 1988-01-28 1988-01-28 プリント基板の検査用パターン Expired - Lifetime JPH0611532Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1988010329U JPH0611532Y2 (ja) 1988-01-28 1988-01-28 プリント基板の検査用パターン

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1988010329U JPH0611532Y2 (ja) 1988-01-28 1988-01-28 プリント基板の検査用パターン

Publications (2)

Publication Number Publication Date
JPH01117777U true JPH01117777U (enrdf_load_stackoverflow) 1989-08-09
JPH0611532Y2 JPH0611532Y2 (ja) 1994-03-23

Family

ID=31217894

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1988010329U Expired - Lifetime JPH0611532Y2 (ja) 1988-01-28 1988-01-28 プリント基板の検査用パターン

Country Status (1)

Country Link
JP (1) JPH0611532Y2 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000340698A (ja) * 1999-06-01 2000-12-08 New Japan Radio Co Ltd リードレスチップキャリア用基板及びリードレスチップキャリア

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49121168A (enrdf_load_stackoverflow) * 1973-03-26 1974-11-19
JPS55102300A (en) * 1980-01-21 1980-08-05 Hitachi Ltd Method of detecting inner layer pattern position for multilayer printed board
JPS5784196A (en) * 1980-11-14 1982-05-26 Nippon Electric Co Multilayer printed circuit board
JPS5933898A (ja) * 1982-08-20 1984-02-23 沖電気工業株式会社 多層印刷配線板

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49121168A (enrdf_load_stackoverflow) * 1973-03-26 1974-11-19
JPS55102300A (en) * 1980-01-21 1980-08-05 Hitachi Ltd Method of detecting inner layer pattern position for multilayer printed board
JPS5784196A (en) * 1980-11-14 1982-05-26 Nippon Electric Co Multilayer printed circuit board
JPS5933898A (ja) * 1982-08-20 1984-02-23 沖電気工業株式会社 多層印刷配線板

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000340698A (ja) * 1999-06-01 2000-12-08 New Japan Radio Co Ltd リードレスチップキャリア用基板及びリードレスチップキャリア

Also Published As

Publication number Publication date
JPH0611532Y2 (ja) 1994-03-23

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