DE1997579U - DRILLING COUPLING - Google Patents

DRILLING COUPLING

Info

Publication number
DE1997579U
DE1997579U DE19681997579 DE1997579U DE1997579U DE 1997579 U DE1997579 U DE 1997579U DE 19681997579 DE19681997579 DE 19681997579 DE 1997579 U DE1997579 U DE 1997579U DE 1997579 U DE1997579 U DE 1997579U
Authority
DE
Germany
Prior art keywords
drilling coupling
drilling
coupling
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
DE19681997579
Other languages
German (de)
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to DE19681997579 priority Critical patent/DE1997579U/en
Publication of DE1997579U publication Critical patent/DE1997579U/en
Expired legal-status Critical Current

Links

DE19681997579 1968-08-03 1968-08-03 DRILLING COUPLING Expired DE1997579U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
DE19681997579 DE1997579U (en) 1968-08-03 1968-08-03 DRILLING COUPLING

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19681997579 DE1997579U (en) 1968-08-03 1968-08-03 DRILLING COUPLING

Publications (1)

Publication Number Publication Date
DE1997579U true DE1997579U (en) 1968-11-28

Family

ID=5758425

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681997579 Expired DE1997579U (en) 1968-08-03 1968-08-03 DRILLING COUPLING

Country Status (1)

Country Link
DE (1) DE1997579U (en)

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