CA192050A - Dispositif de foret - Google Patents

Dispositif de foret

Info

Publication number
CA192050A
CA192050A CA000192050A CA192050DA CA192050A CA 192050 A CA192050 A CA 192050A CA 000192050 A CA000192050 A CA 000192050A CA 192050D A CA192050D A CA 192050DA CA 192050 A CA192050 A CA 192050A
Authority
CA
Canada
Prior art keywords
drilling device
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
CA000192050A
Other languages
English (en)
Inventor
George Frederick Brooke
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
Application granted granted Critical
Publication of CA192050A publication Critical patent/CA192050A/fr
Expired legal-status Critical Current

Links

CA000192050A 1918-05-22 1918-05-22 Dispositif de foret Expired CA192050A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA192050T 1918-05-22

Publications (1)

Publication Number Publication Date
CA192050A true CA192050A (fr) 1919-08-12

Family

ID=45311701

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000192050A Expired CA192050A (fr) 1918-05-22 1918-05-22 Dispositif de foret

Country Status (1)

Country Link
CA (1) CA192050A (fr)

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