JPS5618754B2 - - Google Patents

Info

Publication number
JPS5618754B2
JPS5618754B2 JP12539078A JP12539078A JPS5618754B2 JP S5618754 B2 JPS5618754 B2 JP S5618754B2 JP 12539078 A JP12539078 A JP 12539078A JP 12539078 A JP12539078 A JP 12539078A JP S5618754 B2 JPS5618754 B2 JP S5618754B2
Authority
JP
Japan
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
JP12539078A
Other languages
Japanese (ja)
Other versions
JPS5552497A (en
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 JP12539078A priority Critical patent/JPS5552497A/ja
Publication of JPS5552497A publication Critical patent/JPS5552497A/ja
Publication of JPS5618754B2 publication Critical patent/JPS5618754B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP12539078A 1978-10-12 1978-10-12 Drill bit Granted JPS5552497A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP12539078A JPS5552497A (en) 1978-10-12 1978-10-12 Drill bit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP12539078A JPS5552497A (en) 1978-10-12 1978-10-12 Drill bit

Publications (2)

Publication Number Publication Date
JPS5552497A JPS5552497A (en) 1980-04-16
JPS5618754B2 true JPS5618754B2 (enrdf_load_stackoverflow) 1981-05-01

Family

ID=14908944

Family Applications (1)

Application Number Title Priority Date Filing Date
JP12539078A Granted JPS5552497A (en) 1978-10-12 1978-10-12 Drill bit

Country Status (1)

Country Link
JP (1) JPS5552497A (enrdf_load_stackoverflow)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61199261U (enrdf_load_stackoverflow) * 1985-06-04 1986-12-12
JPH06154060A (ja) * 1993-06-07 1994-06-03 Kokuyo Co Ltd 劇場などの換気装置及びその設置方法

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP6088154B2 (ja) * 2012-04-25 2017-03-01 三菱マテリアル株式会社 掘削工具
JP6151604B2 (ja) * 2013-08-09 2017-06-21 三菱マテリアル株式会社 掘削工具及び揺動制御管

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2517016Y2 (ja) * 1990-05-01 1996-11-13 トーヨーエイテック株式会社 流量制御弁

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61199261U (enrdf_load_stackoverflow) * 1985-06-04 1986-12-12
JPH06154060A (ja) * 1993-06-07 1994-06-03 Kokuyo Co Ltd 劇場などの換気装置及びその設置方法

Also Published As

Publication number Publication date
JPS5552497A (en) 1980-04-16

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