JPS51119633A - Process for boring by etching - Google Patents

Process for boring by etching

Info

Publication number
JPS51119633A
JPS51119633A JP4433875A JP4433875A JPS51119633A JP S51119633 A JPS51119633 A JP S51119633A JP 4433875 A JP4433875 A JP 4433875A JP 4433875 A JP4433875 A JP 4433875A JP S51119633 A JPS51119633 A JP S51119633A
Authority
JP
Japan
Prior art keywords
boring
etching
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
JP4433875A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5416456B2 (id
Inventor
Tomizou Nakamura
Akira Takai
Etsuzou Terajima
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.)
Hitachi Ltd
Original Assignee
Hitachi 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 Hitachi Ltd filed Critical Hitachi Ltd
Priority to JP4433875A priority Critical patent/JPS51119633A/ja
Publication of JPS51119633A publication Critical patent/JPS51119633A/ja
Publication of JPS5416456B2 publication Critical patent/JPS5416456B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • ing And Chemical Polishing (AREA)
JP4433875A 1975-04-14 1975-04-14 Process for boring by etching Granted JPS51119633A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4433875A JPS51119633A (en) 1975-04-14 1975-04-14 Process for boring by etching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4433875A JPS51119633A (en) 1975-04-14 1975-04-14 Process for boring by etching

Publications (2)

Publication Number Publication Date
JPS51119633A true JPS51119633A (en) 1976-10-20
JPS5416456B2 JPS5416456B2 (id) 1979-06-22

Family

ID=12688718

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4433875A Granted JPS51119633A (en) 1975-04-14 1975-04-14 Process for boring by etching

Country Status (1)

Country Link
JP (1) JPS51119633A (id)

Also Published As

Publication number Publication date
JPS5416456B2 (id) 1979-06-22

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