JPS5334189A - Method and device of and for drilling group of small holes - Google Patents

Method and device of and for drilling group of small holes

Info

Publication number
JPS5334189A
JPS5334189A JP10911476A JP10911476A JPS5334189A JP S5334189 A JPS5334189 A JP S5334189A JP 10911476 A JP10911476 A JP 10911476A JP 10911476 A JP10911476 A JP 10911476A JP S5334189 A JPS5334189 A JP S5334189A
Authority
JP
Japan
Prior art keywords
small holes
drilling group
drilling
group
holes
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
JP10911476A
Other languages
Japanese (ja)
Inventor
Shigeru Asano
Jiyunji Murata
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.)
Sanyo Machine Works Ltd
Original Assignee
Sanyo Machine 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 Sanyo Machine Works Ltd filed Critical Sanyo Machine Works Ltd
Priority to JP10911476A priority Critical patent/JPS5334189A/en
Publication of JPS5334189A publication Critical patent/JPS5334189A/en
Pending legal-status Critical Current

Links

Landscapes

  • Perforating, Stamping-Out Or Severing By Means Other Than Cutting (AREA)
JP10911476A 1976-09-11 1976-09-11 Method and device of and for drilling group of small holes Pending JPS5334189A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP10911476A JPS5334189A (en) 1976-09-11 1976-09-11 Method and device of and for drilling group of small holes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10911476A JPS5334189A (en) 1976-09-11 1976-09-11 Method and device of and for drilling group of small holes

Publications (1)

Publication Number Publication Date
JPS5334189A true JPS5334189A (en) 1978-03-30

Family

ID=14501907

Family Applications (1)

Application Number Title Priority Date Filing Date
JP10911476A Pending JPS5334189A (en) 1976-09-11 1976-09-11 Method and device of and for drilling group of small holes

Country Status (1)

Country Link
JP (1) JPS5334189A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108044693A (en) * 2018-01-11 2018-05-18 杭州欣富实业有限公司 The perforated non-woven fabric and its perforating device and drilling technology of hole position discontinuity distribution

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108044693A (en) * 2018-01-11 2018-05-18 杭州欣富实业有限公司 The perforated non-woven fabric and its perforating device and drilling technology of hole position discontinuity distribution

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