CA637498A - Method and apparatus for drilling - Google Patents

Method and apparatus for drilling

Info

Publication number
CA637498A
CA637498A CA637498A CA637498DA CA637498A CA 637498 A CA637498 A CA 637498A CA 637498 A CA637498 A CA 637498A CA 637498D A CA637498D A CA 637498DA CA 637498 A CA637498 A CA 637498A
Authority
CA
Canada
Prior art keywords
drilling
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
CA637498A
Inventor
Hindmarch Thomas
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
Publication date
Application granted granted Critical
Publication of CA637498A publication Critical patent/CA637498A/en
Expired legal-status Critical Current

Links

CA637498A Method and apparatus for drilling Expired CA637498A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA637498T

Publications (1)

Publication Number Publication Date
CA637498A true CA637498A (en) 1962-03-06

Family

ID=35916006

Family Applications (1)

Application Number Title Priority Date Filing Date
CA637498A Expired CA637498A (en) Method and apparatus for drilling

Country Status (1)

Country Link
CA (1) CA637498A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4400859A (en) * 1980-12-23 1983-08-30 Kearney & Trecker Corporation Machining centers for machining tubular workpieces

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4400859A (en) * 1980-12-23 1983-08-30 Kearney & Trecker Corporation Machining centers for machining tubular workpieces

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