CA144293A - Foret hydro-pneumatique - Google Patents

Foret hydro-pneumatique

Info

Publication number
CA144293A
CA144293A CA000144293A CA144293DA CA144293A CA 144293 A CA144293 A CA 144293A CA 000144293 A CA000144293 A CA 000144293A CA 144293D A CA144293D A CA 144293DA CA 144293 A CA144293 A CA 144293A
Authority
CA
Canada
Prior art keywords
hydro
pneumatic drill
drill
pneumatic
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
CA000144293A
Other languages
English (en)
Inventor
Frank E. Bocorseldki
Columbus K. Lassiter
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 CA144293A publication Critical patent/CA144293A/fr
Expired legal-status Critical Current

Links

CA000144293A 1912-06-29 1912-06-29 Foret hydro-pneumatique Expired CA144293A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA144293T 1912-06-29

Publications (1)

Publication Number Publication Date
CA144293A true CA144293A (fr) 1912-11-26

Family

ID=45264008

Family Applications (1)

Application Number Title Priority Date Filing Date
CA000144293A Expired CA144293A (fr) 1912-06-29 1912-06-29 Foret hydro-pneumatique

Country Status (1)

Country Link
CA (1) CA144293A (fr)

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