DE3785850D1 - Lochsaege. - Google Patents

Lochsaege.

Info

Publication number
DE3785850D1
DE3785850D1 DE8888900114T DE3785850T DE3785850D1 DE 3785850 D1 DE3785850 D1 DE 3785850D1 DE 8888900114 T DE8888900114 T DE 8888900114T DE 3785850 T DE3785850 T DE 3785850T DE 3785850 D1 DE3785850 D1 DE 3785850D1
Authority
DE
Germany
Prior art keywords
drill
hole saw
cylindrical tube
boring
hole
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 - Fee Related
Application number
DE8888900114T
Other languages
English (en)
Other versions
DE3785850T2 (de
Inventor
Noboru Itokazu
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.)
ITOKAZU KOWA
Original Assignee
ITOKAZU KOWA
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 ITOKAZU KOWA filed Critical ITOKAZU KOWA
Priority claimed from PCT/JP1987/000992 external-priority patent/WO1988004588A1/ja
Application granted granted Critical
Publication of DE3785850D1 publication Critical patent/DE3785850D1/de
Publication of DE3785850T2 publication Critical patent/DE3785850T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Landscapes

  • Drilling Tools (AREA)
  • Sawing (AREA)
DE19873785850 1987-12-18 1987-12-18 Lochsaege. Expired - Fee Related DE3785850T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP1987/000992 WO1988004588A1 (en) 1986-12-18 1987-12-18 Hole saw

Publications (2)

Publication Number Publication Date
DE3785850D1 true DE3785850D1 (de) 1993-06-17
DE3785850T2 DE3785850T2 (de) 1993-08-26

Family

ID=13902963

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19873785850 Expired - Fee Related DE3785850T2 (de) 1987-12-18 1987-12-18 Lochsaege.

Country Status (2)

Country Link
AT (1) ATE89208T1 (de)
DE (1) DE3785850T2 (de)

Also Published As

Publication number Publication date
DE3785850T2 (de) 1993-08-26
ATE89208T1 (de) 1993-05-15

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Legal Events

Date Code Title Description
8380 Miscellaneous part iii

Free format text: DER PATENTINHABER LAUTET RICHTIG: YAMAMOTO, HIROYUKI, MATSUBARA, OSAKA, JP

8339 Ceased/non-payment of the annual fee