CA821755A - Method and apparatus for making drilling screw - Google Patents

Method and apparatus for making drilling screw

Info

Publication number
CA821755A
CA821755A CA821755A CA821755DA CA821755A CA 821755 A CA821755 A CA 821755A CA 821755 A CA821755 A CA 821755A CA 821755D A CA821755D A CA 821755DA CA 821755 A CA821755 A CA 821755A
Authority
CA
Canada
Prior art keywords
drilling screw
making drilling
making
screw
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
CA821755A
Inventor
Pomernacki Henry
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.)
Illinois Tool Works Inc
Original Assignee
Illinois Tool Works Inc
Publication date
Application granted granted Critical
Publication of CA821755A publication Critical patent/CA821755A/en
Expired legal-status Critical Current

Links

CA821755A Method and apparatus for making drilling screw Expired CA821755A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA821755T

Publications (1)

Publication Number Publication Date
CA821755A true CA821755A (en) 1969-09-02

Family

ID=36299157

Family Applications (1)

Application Number Title Priority Date Filing Date
CA821755A Expired CA821755A (en) Method and apparatus for making drilling screw

Country Status (1)

Country Link
CA (1) CA821755A (en)

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