JPS6147644B2 - - Google Patents

Info

Publication number
JPS6147644B2
JPS6147644B2 JP5525980A JP5525980A JPS6147644B2 JP S6147644 B2 JPS6147644 B2 JP S6147644B2 JP 5525980 A JP5525980 A JP 5525980A JP 5525980 A JP5525980 A JP 5525980A JP S6147644 B2 JPS6147644 B2 JP S6147644B2
Authority
JP
Japan
Prior art keywords
guide hole
printed circuit
drill
circuit board
board
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
Application number
JP5525980A
Other languages
English (en)
Japanese (ja)
Other versions
JPS56152293A (en
Inventor
Isao Kobayashi
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to JP5525980A priority Critical patent/JPS56152293A/ja
Publication of JPS56152293A publication Critical patent/JPS56152293A/ja
Publication of JPS6147644B2 publication Critical patent/JPS6147644B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Drilling And Boring (AREA)
JP5525980A 1980-04-25 1980-04-25 Guide hole perforating machine for printed board Granted JPS56152293A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP5525980A JPS56152293A (en) 1980-04-25 1980-04-25 Guide hole perforating machine for printed board

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP5525980A JPS56152293A (en) 1980-04-25 1980-04-25 Guide hole perforating machine for printed board

Publications (2)

Publication Number Publication Date
JPS56152293A JPS56152293A (en) 1981-11-25
JPS6147644B2 true JPS6147644B2 (enrdf_load_stackoverflow) 1986-10-20

Family

ID=12993592

Family Applications (1)

Application Number Title Priority Date Filing Date
JP5525980A Granted JPS56152293A (en) 1980-04-25 1980-04-25 Guide hole perforating machine for printed board

Country Status (1)

Country Link
JP (1) JPS56152293A (enrdf_load_stackoverflow)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5997804A (ja) * 1982-11-25 1984-06-05 Toshiba Corp 印刷配線板の加工方法

Also Published As

Publication number Publication date
JPS56152293A (en) 1981-11-25

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