CA416927A - Appareil de perceuse - Google Patents

Appareil de perceuse

Info

Publication number
CA416927A
CA416927A CA416927A CA416927DA CA416927A CA 416927 A CA416927 A CA 416927A CA 416927 A CA416927 A CA 416927A CA 416927D A CA416927D A CA 416927DA CA 416927 A CA416927 A CA 416927A
Authority
CA
Canada
Prior art keywords
drilling apparatus
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
CA416927A
Other languages
English (en)
Inventor
H. Mueller Frank
J. Bowan Walter
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 CA416927A publication Critical patent/CA416927A/fr
Expired legal-status Critical Current

Links

CA416927A Appareil de perceuse Expired CA416927A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA416927T

Publications (1)

Publication Number Publication Date
CA416927A true CA416927A (fr) 1943-12-07

Family

ID=35526161

Family Applications (1)

Application Number Title Priority Date Filing Date
CA416927A Expired CA416927A (fr) Appareil de perceuse

Country Status (1)

Country Link
CA (1) CA416927A (fr)

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