JPS5432962Y2 - - Google Patents

Info

Publication number
JPS5432962Y2
JPS5432962Y2 JP1973029234U JP2923473U JPS5432962Y2 JP S5432962 Y2 JPS5432962 Y2 JP S5432962Y2 JP 1973029234 U JP1973029234 U JP 1973029234U JP 2923473 U JP2923473 U JP 2923473U JP S5432962 Y2 JPS5432962 Y2 JP S5432962Y2
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
JP1973029234U
Other languages
Japanese (ja)
Other versions
JPS49127401U (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 JP1973029234U priority Critical patent/JPS5432962Y2/ja
Publication of JPS49127401U publication Critical patent/JPS49127401U/ja
Application granted granted Critical
Publication of JPS5432962Y2 publication Critical patent/JPS5432962Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Earth Drilling (AREA)
JP1973029234U 1973-03-08 1973-03-08 Expired JPS5432962Y2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1973029234U JPS5432962Y2 (en) 1973-03-08 1973-03-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1973029234U JPS5432962Y2 (en) 1973-03-08 1973-03-08

Publications (2)

Publication Number Publication Date
JPS49127401U JPS49127401U (en) 1974-10-31
JPS5432962Y2 true JPS5432962Y2 (en) 1979-10-12

Family

ID=28134607

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1973029234U Expired JPS5432962Y2 (en) 1973-03-08 1973-03-08

Country Status (1)

Country Link
JP (1) JPS5432962Y2 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4316515A (en) * 1979-05-29 1982-02-23 Hughes Tool Company Shaft drill bit with improved cutter bearing and seal arrangement and cutter insert arrangement

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1856627A (en) * 1927-05-24 1932-05-03 Hughes Tool Co Cutter for earth boring drills

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US1856627A (en) * 1927-05-24 1932-05-03 Hughes Tool Co Cutter for earth boring drills

Also Published As

Publication number Publication date
JPS49127401U (en) 1974-10-31

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