CA248699A - Valve for rock drills - Google Patents

Valve for rock drills

Info

Publication number
CA248699A
CA248699A CA248699A CA248699DA CA248699A CA 248699 A CA248699 A CA 248699A CA 248699 A CA248699 A CA 248699A CA 248699D A CA248699D A CA 248699DA CA 248699 A CA248699 A CA 248699A
Authority
CA
Canada
Prior art keywords
valve
rock drills
drills
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
CA248699A
Other languages
French (fr)
Inventor
Mortimer Slater Fred
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 CA248699A publication Critical patent/CA248699A/en
Expired legal-status Critical Current

Links

CA248699A Valve for rock drills Expired CA248699A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CA248699T

Publications (1)

Publication Number Publication Date
CA248699A true CA248699A (en) 1925-04-14

Family

ID=35155673

Family Applications (1)

Application Number Title Priority Date Filing Date
CA248699A Expired CA248699A (en) Valve for rock drills

Country Status (1)

Country Link
CA (1) CA248699A (en)

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