CA174759A - Dispositif a forer - Google Patents

Dispositif a forer

Info

Publication number
CA174759A
CA174759A CA000174759A CA174759DA CA174759A CA 174759 A CA174759 A CA 174759A CA 000174759 A CA000174759 A CA 000174759A CA 174759D A CA174759D A CA 174759DA CA 174759 A CA174759 A CA 174759A
Authority
CA
Canada
Prior art keywords
boring device
boring
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
CA000174759A
Other languages
English (en)
Inventor
Esra Montgomery
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 CA174759A publication Critical patent/CA174759A/fr
Expired legal-status Critical Current

Links

CA000174759A 1916-11-29 1916-11-29 Dispositif a forer Expired CA174759A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA174759T 1916-11-29

Publications (1)

Publication Number Publication Date
CA174759A true CA174759A (fr) 1917-01-30

Family

ID=45294412

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000174759A Expired CA174759A (fr) 1916-11-29 1916-11-29 Dispositif a forer

Country Status (1)

Country Link
CA (1) CA174759A (fr)

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