CA529146A - Perforateur - Google Patents

Perforateur

Info

Publication number
CA529146A
CA529146A CA529146A CA529146DA CA529146A CA 529146 A CA529146 A CA 529146A CA 529146 A CA529146 A CA 529146A CA 529146D A CA529146D A CA 529146DA CA 529146 A CA529146 A CA 529146A
Authority
CA
Canada
Prior art keywords
gun drill
gun
drill
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
CA529146A
Other languages
English (en)
Inventor
Fleischer John
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.)
National Twist Drill and Tool Co
Original Assignee
National Twist Drill and Tool Co
Publication date
Application granted granted Critical
Publication of CA529146A publication Critical patent/CA529146A/fr
Expired legal-status Critical Current

Links

CA529146A Perforateur Expired CA529146A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA529146T

Publications (1)

Publication Number Publication Date
CA529146A true CA529146A (fr) 1956-08-14

Family

ID=35682891

Family Applications (1)

Application Number Title Priority Date Filing Date
CA529146A Expired CA529146A (fr) Perforateur

Country Status (1)

Country Link
CA (1) CA529146A (fr)

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