CA687046A - Pneumatic hammer rock drill - Google Patents

Pneumatic hammer rock drill

Info

Publication number
CA687046A
CA687046A CA687046A CA687046DA CA687046A CA 687046 A CA687046 A CA 687046A CA 687046 A CA687046 A CA 687046A CA 687046D A CA687046D A CA 687046DA CA 687046 A CA687046 A CA 687046A
Authority
CA
Canada
Prior art keywords
rock drill
pneumatic hammer
hammer rock
pneumatic
drill
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
CA687046A
Inventor
A. Morrison William
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 CA687046A publication Critical patent/CA687046A/en
Expired legal-status Critical Current

Links

CA687046A Pneumatic hammer rock drill Expired CA687046A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA687046T

Publications (1)

Publication Number Publication Date
CA687046A true CA687046A (en) 1964-05-19

Family

ID=35989658

Family Applications (1)

Application Number Title Priority Date Filing Date
CA687046A Expired CA687046A (en) Pneumatic hammer rock drill

Country Status (1)

Country Link
CA (1) CA687046A (en)

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