JPS6212494Y2 - - Google Patents

Info

Publication number
JPS6212494Y2
JPS6212494Y2 JP1979052019U JP5201979U JPS6212494Y2 JP S6212494 Y2 JPS6212494 Y2 JP S6212494Y2 JP 1979052019 U JP1979052019 U JP 1979052019U JP 5201979 U JP5201979 U JP 5201979U JP S6212494 Y2 JPS6212494 Y2 JP S6212494Y2
Authority
JP
Japan
Prior art keywords
drill
electromagnet
power supply
supply circuit
stand
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
JP1979052019U
Other languages
English (en)
Japanese (ja)
Other versions
JPS55156813U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html
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 JP1979052019U priority Critical patent/JPS6212494Y2/ja
Publication of JPS55156813U publication Critical patent/JPS55156813U/ja
Application granted granted Critical
Publication of JPS6212494Y2 publication Critical patent/JPS6212494Y2/ja
Expired legal-status Critical Current

Links

Landscapes

  • Drilling And Boring (AREA)
JP1979052019U 1979-04-20 1979-04-20 Expired JPS6212494Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1979052019U JPS6212494Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-04-20 1979-04-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1979052019U JPS6212494Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-04-20 1979-04-20

Publications (2)

Publication Number Publication Date
JPS55156813U JPS55156813U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-11-11
JPS6212494Y2 true JPS6212494Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-04-01

Family

ID=29288468

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1979052019U Expired JPS6212494Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1979-04-20 1979-04-20

Country Status (1)

Country Link
JP (1) JPS6212494Y2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Also Published As

Publication number Publication date
JPS55156813U (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1980-11-11

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