JPH0568117B2 - - Google Patents

Info

Publication number
JPH0568117B2
JPH0568117B2 JP16785790A JP16785790A JPH0568117B2 JP H0568117 B2 JPH0568117 B2 JP H0568117B2 JP 16785790 A JP16785790 A JP 16785790A JP 16785790 A JP16785790 A JP 16785790A JP H0568117 B2 JPH0568117 B2 JP H0568117B2
Authority
JP
Japan
Prior art keywords
copper
acid
inner layer
circuit board
layer circuit
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.)
Expired - Lifetime
Application number
JP16785790A
Other languages
English (en)
Japanese (ja)
Other versions
JPH0456390A (ja
Inventor
Tomio Tanno
Takashi Sagara
Yasuhiro Oki
Juichi Fujisawa
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.)
Panasonic Electric Works Co Ltd
Original Assignee
Matsushita Electric Works 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 Matsushita Electric Works Ltd filed Critical Matsushita Electric Works Ltd
Priority to JP16785790A priority Critical patent/JPH0456390A/ja
Publication of JPH0456390A publication Critical patent/JPH0456390A/ja
Publication of JPH0568117B2 publication Critical patent/JPH0568117B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Manufacturing Of Printed Wiring (AREA)
  • Production Of Multi-Layered Print Wiring Board (AREA)
JP16785790A 1990-06-26 1990-06-26 内層用回路板の銅回路の処理方法 Granted JPH0456390A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16785790A JPH0456390A (ja) 1990-06-26 1990-06-26 内層用回路板の銅回路の処理方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16785790A JPH0456390A (ja) 1990-06-26 1990-06-26 内層用回路板の銅回路の処理方法

Publications (2)

Publication Number Publication Date
JPH0456390A JPH0456390A (ja) 1992-02-24
JPH0568117B2 true JPH0568117B2 (enrdf_load_stackoverflow) 1993-09-28

Family

ID=15857381

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16785790A Granted JPH0456390A (ja) 1990-06-26 1990-06-26 内層用回路板の銅回路の処理方法

Country Status (1)

Country Link
JP (1) JPH0456390A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11261265A (ja) 1998-03-12 1999-09-24 Nec Corp 密閉型装置の放熱構造

Also Published As

Publication number Publication date
JPH0456390A (ja) 1992-02-24

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