CA451661A - Marteau perforateur eliminant la poussiere - Google Patents

Marteau perforateur eliminant la poussiere

Info

Publication number
CA451661A
CA451661A CA451661A CA451661DA CA451661A CA 451661 A CA451661 A CA 451661A CA 451661 A CA451661 A CA 451661A CA 451661D A CA451661D A CA 451661DA CA 451661 A CA451661 A CA 451661A
Authority
CA
Canada
Prior art keywords
rock drill
dustless
dustless rock
drill
rock
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
CA451661A
Other languages
English (en)
Inventor
Heathcole Dickenson Ernest
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.)
Ingersoll Rand Co
Original Assignee
Ingersoll Rand Co
Publication date
Application granted granted Critical
Publication of CA451661A publication Critical patent/CA451661A/fr
Expired legal-status Critical Current

Links

CA451661A Marteau perforateur eliminant la poussiere Expired CA451661A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA451661T

Publications (1)

Publication Number Publication Date
CA451661A true CA451661A (fr) 1948-10-05

Family

ID=35569386

Family Applications (1)

Application Number Title Priority Date Filing Date
CA451661A Expired CA451661A (fr) Marteau perforateur eliminant la poussiere

Country Status (1)

Country Link
CA (1) CA451661A (fr)

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